US2006090396-A1 -- US2551501-A   ;  US2824620-A   ;  US3094391-A   ;  US3144312-A   ;  US3336730-A   ;  US3338681-A   ;  US3450500-A   ;  US3469944-A   ;  US3522019-A   UTD AIRCRAFT CORP (UNAC);  US3524819-A   LUMMUS CO (LUMM);  US3655448-A   UNITED AIRCRAFT CORP (UNAC);  US3668235-A   TEIJIN LTD (TEIJ);  US3761382-A   TRIENCO INC (TRIE-Non-standard);  US3782904-A   NATIONAL AERONAUTICS AND (USAS);  US3787038-A   N-I INST PRIRODNITSCH GAS (NAT-Non-standard);  US3955941-A   CALIF INST TECH (CALT-Non-standard)   HOUSEMAN J,  RUPE J H,  KUSHIDA R O;  US3982910-A   NAT AERO & SPACE ADMIN (USAS);  US4003343-A   PHILLIPS PETROLEUM CO (PHIP)   LEE R C;  US4027495-A   EDWARDS ENG CORP (EDWA-Non-standard)   EDWARDS R C;  US4098959-A   UNITED TECHNOLOGIES CORP (UNAC)   FANCIULLO S;  US4098960-A   UNITED TECHNOLOGIES CORP (UNAC)   GAGNON R N;  US4134739-A   SIEMENS AG (SIEI);  US4195653-A   INST FRANCAIS DU PETROLE (INSF)   CESSOU M;  US4214969-A   GENERAL ELECTRIC CO (GENE);  UNITED TECHNOLOGIES CORP (UNAC)   LAWRANCE R J;  US4315893-A   FOSTER WHEELER ENERGY CORP (FOSX)   MCCALLISTE R A;  US4349613-A   VARTA BATTERIE AG (VART);  WINSEL A (WINS-Individual)   WINSEL A;  US4381641-A   GULF RES & DEV CO (GULF)   MADGAVKAR A M,  SWIFT H E;  US4387434-A   PROCESS TECHN INC (PROC-Non-standard)   MONCRIEF M L,  GLASS F S,  HERMANDEZ R,  CHOW E E,  HERNANDEZ R;  US4400182-A   BRITISH GAS CORP (GASC)   DAVIES H S,  GARSTANG J H,  TIMMINS C;  US4430304-A   WESTINGHOUSE ELECTRIC CORP (WESE);  US DEPT ENERGY (USAT)   SPURRIER F R,  DEZUBAY E A,  MURRAY A P,  VIDT E J;  US4444158-A   CONOCO INC (CONO)   YOON H;  US4466253-A   GENERAL ELECTRIC CO (GENE)   JASTER H;  US4468235-A   HILL E F (HILL-Individual)   HILL E F;  US4472176-A   RESOURCE SYSTEMS IN (RESO-Non-standard)   RUBIN L R;  US4504447-A   WESTINGHOUSE ELECTRIC CORP (WESE);  US DEPT ENERGY (USAT)   SPURRIER F R,  DEZUBAY E A,  MURRAY A P,  VIDT E J;  US4522159-A   MICHIGAN CONSOL GAS CO (MICH-Non-standard)   ENGEL L J,  TURKO J W;  US4533607-A   UNITED TECHNOLOGIES CORP (UNAC)   SEDERQUIST R A;  US4566609-A   US SEC OF ARMY (USSA)   HOFFMEISTE L D;  US4567857-A   NAT AERO & SPACE ADMIN (USAS)   HOUSEMAN J,  VOECKS G E;  US4642273-A   MITSUBISHI ELECTRIC CORP (MITQ)   SASAKI A;  US4657828-A   FUJI ELECTRIC MFG CO LTD (FJIE)   TAJIMA H;  US4659634-A   STRUTHERS R C (STRU-Individual)   STRUTHERS R C;  US4666457-A   PETROFERM USA INC (PETR-Non-standard)   HAYES M E,  DEAL J F,  BOLDEN P L,  HRENENAR K R;  US4670359-A   ENGELHARD MINERALS CORP (ENGH)   BESHTY B S,  WHELAN J A;  US4684581-A   STRUTHERS R C (STRU-Individual)   STRUTHERS R C;  US4729931-A   WESTINGHOUSE ELECTRIC CORP (WESE)   GRIMBLE R E;  US4820594-A   HITACHI LTD (HITA)   SUGITA S,  KOYAMA K H N,  SHIIN A K,  SAKAGUCHI S,  KURODA M,  NOGUCHI Y;  US4838897-A   HITACHI LTD (HITA)   AMANO Y,  YOKOYAMA E,  OOYACHI H;  US4849187-A   TOYO ENG CORP (TOXS)   UOZU H,  NAITOH A,  NUMAGUCHI T;  US4981676-A   MINET R G (MINE-Individual)   MINET R G,  TSOTSIS T T;  US5030661-A   IMPERIAL CHEM IND PLC (ICIL)   LYWOOD W J;  US5229102-A   MEDALERT INC (MEDA-Non-standard)   MINET R G,  TSOTSIS T T;  US5326550-A   UNIV BRITISH COLUMBIA (UYBR)   ADRIS A M,  GRACE J R,  LIM C J,  ELNASHAIE S S;  US5382271-A   IND TECHNOLOGY RES INST (ITRI)   CHENG Y,  NG M L,  YOUNG M;  US5399323-A   GAS RES INST (GASR-Non-standard)   PUGSLEY K D,  PAISLEY M A;  US5409046-A   EVERSOLE G H (EVER-Individual);  SWENSON P F (SWEN-Individual)   SWENSON P F,  EVERSOLE G H;  US5417051-A   MANNESMANN AG (MANS);  KTI GROUP BV (KTIK-Non-standard);  ASA BV (ASAA-Non-standard)   ANKERSMIT J H,  HENDRIKS R,  BLOMEN L J M J;  US5527632-A   ROLLS ROYCE & ASSOC LTD (RORO)   GARDNER F J;  US5540208-A   NABCO CORP (NIAI)   KIKUTANI I;  US5616430-A   TOYOTA JIDOSHA KK (TOYT)   AOYAMA S;  US5637259-A   CANADA MIN NATURAL RESOURCES (CNDG)   AHMED S,  PANDEY R N,  GALUSZKA J Z,  FOUDA S;  US5639431-A   TOKYO GAS CO LTD (TOLG);  MITSUBISHI JUKOGYO KK (MITO)   SHIRASAKI Y,  GONDAIRA M,  OHTA Y,  UCHIDA H,  KURODA K,  UCHIDA T,  FUJIMOTO Y,  MAKIHARA H,  OHTA S,  KOBAYASHI K;  US5658681-A   AISIN AW CO LTD (AISW);  EQUOS RES KK (EQUS)   SATO M,  SHIRAISHI K;  US5714276-A   HONDA MOTOR CO LTD (HOND)   OKAMOTO T;  US5741474-A   NGK INSULATORS LTD (NIGA)   ISOMURA M,  SOMA T,  TAKAHASHI T;  US5741605-A   WESTINGHOUSE ELECTRIC CORP (WESE)   GILLETT J E,  DEDERER J T,  ZAFRED P R,  COLLIE J C;  US5780179-A   HONDA MOTOR CO LTD (HOND);  US5798186-A   BALLARD POWER SYSTEMS INC (BLRD);  DAIMLER-BENZ AG (DAIM)   FLETCHER N J,  BOEHM G A,  POW E G;  US5858314-A   ZTEK CORP (ZTEK-Non-standard)   HSU M S,  HOAG E D;  US5861137-A   EDLUND D J (EDLU-Individual)   EDLUND D J;  US5888273-A   BUXBAUM R E (BUXB-Individual)   BUXBAUM R E;  US5897766-A   TOYOTA JIDOSHA KK (TOYT)   KAWATSU S;  US5897970-A   NGK INSULATORS LTD (NIGA)   ISOMURA M,  SOMA T,  TAKAHASHI T;  US5923181-A   IBM CORP (IBMC)   BEILSTEIN K E,  CLAUDE L B,  DENNIS,  WAYNE J H,  GORDON A K,  CHRISTOPHER P M,  DAVID J P,  GUSTAV S,  EDMUND J S,  JODI J V;  US5938800-A   MCDERMOTT TECHNOLOGY INC (MCDE-Non-standard)   VERRILL C L,  MCILROY R A,  PRIVETTE R M,  CHANEY L J,  KNEIDEL K E;  US6042956-A   SULZER HEXIS AG (SULZ)   LENEL D;  US6045772-A   INT FUEL CELLS LLC (ITFU)   SZYDLOWSKI D F,  SEDERQUIST R A;  US6045933-A   HONDA MOTOR CO LTD (HOND)   OKAMOTO T;  US6077620-A   GENERAL MOTORS CORP (GENK)   PETTIT W H;  US6103411-A   SANYO ELECTRIC CO LTD (SAOL)   MATSUBAYASHI T,  ODA K,  MIYAKE Y;  US20020116872-A1   ;  US20020119353-A1   ;  US20030121481-A1   ;  US20040126643-A1   ;  US20050008908-A1   ;  US20050019641-A1   ;  US6171574-B1   JUDA ASSOC INC WALTER (JUDA-Non-standard)   JUDA W,  KRUEGER C W;  US6180272-B1   LUCENT TECHNOLOGIES INC (LUCE)   BYRNE V M,  DAVILA M A,  FONTANA E C,  STEIN S C;  US6187066-B1   DAIMLER-BENZ AG (DAIM);  DBB FUEL CELL ENGINES GMBH (DBBF-Non-standard)   BENZ U,  BONEBERG S,  HEIL D;  US6190623-B1   UOP LLC (UNVO)   SANGER R J,  SENETAR J J,  VANDEN BUSSCHE K,  TOWLER G P,  DOSHI K J;  US6221117-B1   NORTHWEST POWER SYSTEMS LLC (BLRD)   EDLUND D J,  PLEDGER W A;  US6242120-B1   IDATECH LLC (BLRD)   HERRON T G;  US6375906-B1   IDATECH LLC (BLRD)   EDLUND D J,  HERRON T G;  US6376113-B1   NORTHWEST POWER SYSTEMS LLC (BLRD)   EDLUND D J,  PLEDGER W A;  US6383670-B1   IDATECH LLC (BLRD)   EDLUND D J,  HERRON T G,  PLEDGER W A;  US6745799-B1   RELION INC (RELI-Non-standard)   FUGLEVAND W A;  US6562111-B2   EDLUND D J (EDLU-Individual);  HILL C R (HILL-Individual)   EDLUND D J,  HILL C R;  US6890672-B2   DICKMAN A J (DICK-Individual);  EDLUND D J (EDLU-Individual);  PLEDGER W A (PLED-Individual)   DICKMAN A J,  EDLUND D J,  PLEDGER W A;  US35002-E   YAMAHA HATSUDOKI KK (YMHA)   MATSUBARA H,  MIZUNO Y,  HANASHIMA T;  WO2006049918-A2 -- US5861173-A   BAYER AG (FARB)   NISHIOKA T,  KURATANI K,  KANASAKI H,  LUCHTENBERG H,  TENTER U,  OHM A;  US20010045061-A1   ;  US20030192251-A1   ;  US7470293-B2 -- EP1065741-A2   MITSUBISHI HEAVY IND CO LTD (MITO)   IIJIMA M,  KOBAYASHI K;  JP04338101-A   ;  US2551501-A   ;  US2824620-A   ;  US3094391-A   ;  US3144312-A   ;  US3336730-A   ;  US3338681-A   ;  US3350176-A   ;  US3450500-A   ;  US3469944-A   ;  US3522019-A   UTD AIRCRAFT CORP (UNAC);  US3524819-A   LUMMUS CO (LUMM);  US3655448-A   UNITED AIRCRAFT CORP (UNAC);  US3668235-A   TEIJIN LTD (TEIJ);  US3761382-A   TRIENCO INC (TRIE-Non-standard);  US3782904-A   NATIONAL AERONAUTICS AND (USAS);  US3787038-A   N-I INST PRIRODNITSCH GAS (NAT-Non-standard);  US3920416-A   NAT AERO & SPACE ADMIN (USAS);  US ENERGY R & D ADMIN (USAT);  US3955941-A   CALIF INST TECH (CALT-Non-standard)   HOUSEMAN J,  RUPE J H,  KUSHIDA R O;  US3982910-A   NAT AERO & SPACE ADMIN (USAS);  US4003343-A   PHILLIPS PETROLEUM CO (PHIP)   LEE R C;  US4027495-A   EDWARDS ENG CORP (EDWA-Non-standard)   EDWARDS R C;  US4098959-A   UNITED TECHNOLOGIES CORP (UNAC)   FANCIULLO S;  US4098960-A   UNITED TECHNOLOGIES CORP (UNAC)   GAGNON R N;  US4127393-A   BRITISH GAS CORP (GASC)   TIMMINS C,  CONWAY H L,  STROUD H J F;  US4134739-A   SIEMENS AG (SIEI);  US4175165-A   ENGELHARD MINERALS CORP (ENGH)   ADLHART O J;  US4195653-A   INST FRANCAIS DU PETROLE (INSF)   CESSOU M;  US4214969-A   GENERAL ELECTRIC CO (GENE);  UNITED TECHNOLOGIES CORP (UNAC)   LAWRANCE R J;  US4238403-A   IMPERIAL CHEM IND LTD (ICIL);  US4302177-A   KELLOGG CO M W (PULL)   FRANKHANEL M O,  ROOSOV A K;  US4315893-A   FOSTER WHEELER ENERGY CORP (FOSX)   MCCALLISTE R A;  US4349613-A   VARTA BATTERIE AG (VART);  WINSEL A (WINS-Individual)   WINSEL A;  US4381641-A   GULF RES & DEV CO (GULF)   MADGAVKAR A M,  SWIFT H E;  US4387434-A   PROCESS TECHN INC (PROC-Non-standard)   MONCRIEF M L,  GLASS F S,  HERMANDEZ R,  CHOW E E,  HERNANDEZ R;  US4400182-A   BRITISH GAS CORP (GASC)   DAVIES H S,  GARSTANG J H,  TIMMINS C;  US4430304-A   WESTINGHOUSE ELECTRIC CORP (WESE);  US DEPT ENERGY (USAT)   SPURRIER F R,  DEZUBAY E A,  MURRAY A P,  VIDT E J;  US4444158-A   CONOCO INC (CONO)   YOON H;  US4466253-A   GENERAL ELECTRIC CO (GENE)   JASTER H;  US4468235-A   HILL E F (HILL-Individual)   HILL E F;  US4472176-A   RESOURCE SYSTEMS IN (RESO-Non-standard)   RUBIN L R;  US4473622-A   GENERAL ELECTRIC CO (GENE);  CHLUDZINSKI P J (CHLU-Individual);  UNITED TECHNOLOGIES CORP (UNAC)   CHLUDZINSK P J,  DANTOWITZ P,  MCELROY J F;  US4504447-A   WESTINGHOUSE ELECTRIC CORP (WESE);  US DEPT ENERGY (USAT)   SPURRIER F R,  DEZUBAY E A,  MURRAY A P,  VIDT E J;  US4522159-A   MICHIGAN CONSOL GAS CO (MICH-Non-standard)   ENGEL L J,  TURKO J W;  US4533607-A   UNITED TECHNOLOGIES CORP (UNAC)   SEDERQUIST R A;  US4566609-A   US SEC OF ARMY (USSA)   HOFFMEISTE L D;  US4567857-A   NAT AERO & SPACE ADMIN (USAS)   HOUSEMAN J,  VOECKS G E;  US4642273-A   MITSUBISHI ELECTRIC CORP (MITQ)   SASAKI A;  US4657828-A   FUJI ELECTRIC MFG CO LTD (FJIE)   TAJIMA H;  US4659634-A   STRUTHERS R C (STRU-Individual)   STRUTHERS R C;  US4666457-A   PETROFERM USA INC (PETR-Non-standard)   HAYES M E,  DEAL J F,  BOLDEN P L,  HRENENAR K R;  US4670359-A   ENGELHARD MINERALS CORP (ENGH)   BESHTY B S,  WHELAN J A;  US4684581-A   STRUTHERS R C (STRU-Individual)   STRUTHERS R C;  US4713234-A   KERNFORSCHUNGSANLAGE JUELICH (KERJ)   WEIRICH W,  BARNET H,  OERTEL M,  SCHULTEN R;  US4729931-A   WESTINGHOUSE ELECTRIC CORP (WESE)   GRIMBLE R E;  US4788004-A   IMPERIAL CHEM IND PLC (ICIL)   PINTO A,  DAVIDSON P J,  LIMBACH A P J;  US4796676-A   HENDERSHOT J A (HEND-Individual)   HENDERSHOT J A,  STREEBIN L E;  US4820594-A   HITACHI LTD (HITA)   SUGITA S,  KOYAMA K H N,  SHIIN A K,  SAKAGUCHI S,  KURODA M,  NOGUCHI Y;  US4825687-A   SHARP B R (SHAR-Individual)   SHARP B R;  US4838897-A   HITACHI LTD (HITA)   AMANO Y,  YOKOYAMA E,  OOYACHI H;  US4849187-A   TOYO ENG CORP (TOXS)   UOZU H,  NAITOH A,  NUMAGUCHI T;  US4852765-A   CHRYSLER MOTORS CORP (CHRY)   LYZOHUB W A;  US4880040-A   PIERSON R (PIER-Individual)   PIERSON R,  WHITELEY W;  US4948070-A   ;  US4964531-A   ;  US4981676-A   MINET R G (MINE-Individual)   MINET R G,  TSOTSIS T T;  US5030661-A   IMPERIAL CHEM IND PLC (ICIL)   LYWOOD W J;  US5229102-A   MEDALERT INC (MEDA-Non-standard)   MINET R G,  TSOTSIS T T;  US5326550-A   UNIV BRITISH COLUMBIA (UYBR)   ADRIS A M,  GRACE J R,  LIM C J,  ELNASHAIE S S;  US5344721-A   TOSHIBA KK (TOKE)   MUNEUCHI A,  MURATA K;  US5354547-A   AIR PROD & CHEM INC (AIRP)   RAO M B,  SIRCAR S,  ABRARDO J M,  BAADE W F;  US5368395-A   ILC DOVER INC (ILCD-Non-standard)   CRIMMINS R A;  US5382271-A   IND TECHNOLOGY RES INST (ITRI)   CHENG Y,  NG M L,  YOUNG M;  US5399323-A   GAS RES INST (GASR-Non-standard)   PUGSLEY K D,  PAISLEY M A;  US5401589-A   VICKERS SHIPBUILDING & ENG (VICS);  CJBD LTD (CJBD-Non-standard)   PALMER I,  SEYMOUR C M,  DAMS R A J;  US5409046-A   EVERSOLE G H (EVER-Individual);  SWENSON P F (SWEN-Individual)   SWENSON P F,  EVERSOLE G H;  US5417051-A   MANNESMANN AG (MANS);  KTI GROUP BV (KTIK-Non-standard);  ASA BV (ASAA-Non-standard)   ANKERSMIT J H,  HENDRIKS R,  BLOMEN L J M J;  US5432710-A   OSAKA GAS CO LTD (OSAG)   ISHIMARU K,  NAKASHIBA A,  KOGA M,  OHNISHI H,  KAWAHARA H;  US5458857-A   ROLLS ROYCE & ASSOC LTD (RORO)   COLLINS R D,  OAKLEY M J;  US5460135-A   TOYODA GOSEI KK (TOZA);  ISUZU MOTORS LTD (ISUZ)   OHASHI T,  SAWADA Y,  HOKARI T;  US5527632-A   ROLLS ROYCE & ASSOC LTD (RORO)   GARDNER F J;  US5540208-A   NABCO CORP (NIAI)   KIKUTANI I;  US5616430-A   TOYOTA JIDOSHA KK (TOYT)   AOYAMA S;  US5637259-A   CANADA MIN NATURAL RESOURCES (CNDG)   AHMED S,  PANDEY R N,  GALUSZKA J Z,  FOUDA S;  US5637414-A   FUJI ELECTRIC CO LTD (FJIE)   INOUE S,  NAGAI T,  KOMATSU T,  WAKATSUKI S,  MOGI H;  US5639431-A   TOKYO GAS CO LTD (TOLG);  MITSUBISHI JUKOGYO KK (MITO)   SHIRASAKI Y,  GONDAIRA M,  OHTA Y,  UCHIDA H,  KURODA K,  UCHIDA T,  FUJIMOTO Y,  MAKIHARA H,  OHTA S,  KOBAYASHI K;  US5658681-A   AISIN AW CO LTD (AISW);  EQUOS RES KK (EQUS)   SATO M,  SHIRAISHI K;  US5677073-A   TOYOTA JIDOSHA KK (TOYT)   KAWATSU S;  US5714276-A   HONDA MOTOR CO LTD (HOND)   OKAMOTO T;  US5741474-A   NGK INSULATORS LTD (NIGA)   ISOMURA M,  SOMA T,  TAKAHASHI T;  US5741605-A   WESTINGHOUSE ELECTRIC CORP (WESE)   GILLETT J E,  DEDERER J T,  ZAFRED P R,  COLLIE J C;  US5755425-A   US SEC OF NAVY (USNA)   MAROLDA V J;  US5780179-A   HONDA MOTOR CO LTD (HOND);  US5798186-A   BALLARD POWER SYSTEMS INC (BLRD);  DAIMLER-BENZ AG (DAIM)   FLETCHER N J,  BOEHM G A,  POW E G;  US5823478-A   UNIV BRITISH COLUMBIA (UYBR)   DUNN B P;  US5833723-A   AISIN SEIKI KK (AISE)   KUWABARA Y,  OTA H,  MATSUOKA A,  HAYASHI T,  WATANABE N;  US5845879-A   LOCKHEED MARTIN CORP (LOCK)   JENSEN D L;  US5858314-A   ZTEK CORP (ZTEK-Non-standard)   HSU M S,  HOAG E D;  US5861137-A   EDLUND D J (EDLU-Individual)   EDLUND D J;  US5888273-A   BUXBAUM R E (BUXB-Individual)   BUXBAUM R E;  US5890676-A   COLEMAN R (COLE-Individual);  COLLINS L (COLL-Individual)   COLEMAN R,  COLLINS L;  US5897766-A   TOYOTA JIDOSHA KK (TOYT)   KAWATSU S;  US5897970-A   NGK INSULATORS LTD (NIGA)   ISOMURA M,  SOMA T,  TAKAHASHI T;  US5927651-A   MCDONNELL DOUGLAS CORP (MCDD)   GEDERS P F,  GROENEVELD J D,  WILLE R H;  US5932181-A   YUKONG LTD (YUKO-Non-standard)   KIM T C,  YOON G S,  CHUNG S J,  HAN J S,  HYUNG J H;  US5938800-A   MCDERMOTT TECHNOLOGY INC (MCDE-Non-standard)   VERRILL C L,  MCILROY R A,  PRIVETTE R M,  CHANEY L J,  KNEIDEL K E;  US5961074-A   UNIV BRITISH COLUMBIA (UYBR)   DUNN B P;  US5967370-A   ;  US5979934-A   ;  US5985474-A   PLUG POWER LLC (PLUG-Non-standard)   CHEN J S,  HUANG W,  ACKER W P;  US5997594-A   NORTHWEST POWER SYSTEMS LLC (BLRD)   EDLUND D J,  PLEDGER W A;  US5998053-A   ;  US6007931-A   INT FUEL CELLS CORP (ITFU)   FULLER T F,  MARGIOTT P R,  VAN DINE L L;  US6042956-A   SULZER HEXIS AG (SULZ)   LENEL D;  US6045772-A   INT FUEL CELLS LLC (ITFU)   SZYDLOWSKI D F,  SEDERQUIST R A;  US6045933-A   HONDA MOTOR CO LTD (HOND)   OKAMOTO T;  US6076769-A   NORTHROP GRUMMAN CORP (NOTH)   GALLEGOS D P;  US6077620-A   GENERAL MOTORS CORP (GENK)   PETTIT W H;  US6083637-A   DBB FUEL CELL ENGINES GMBH (DBBF-Non-standard)   WALZ H F,  ZUR MEGEDE D;  US6103411-A   SANYO ELECTRIC CO LTD (SAOL)   MATSUBAYASHI T,  ODA K,  MIYAKE Y;  US6165633-A   TOYOTA JIDOSHA KK (TOYT)   NEGISHI Y;  US20020018925-A1   ;  US20020116872-A1   ;  US20020119353-A1   ;  US20020127141-A1   ;  US20030095872-A1   ;  US20030121481-A1   ;  US20030124404-A1   ;  US20030129464-A1   ;  US20040072049-A1   ;  US20040096611-A1   ;  US20040096721-A1   ;  US20040120889-A1   ;  US20040126643-A1   ;  US20040131898-A1   ;  US20040146769-A1   ;  US20040151962-A1   ;  US20040155065-A1   ;  US20050008908-A1   ; 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