;  WO2009129293-A2 -- JP10061081-A   ;  US4073097-A   WASCO PROD INC (WASO)   JENTOFT A P,  COUTURE P A;  US4671027-A   ;  US5036637-A   BUTLER MFR CORP (BUTL)   BIEBUYCK L;  US5363615-A   ;  US8833012-B2 -- JP10061081-U   ;  US4073097-A   WASCO PROD INC (WASO)   JENTOFT A P,  COUTURE P A;  US4671027-A   ;  US4707959-A   STOAKES R L (STOA-Individual)   STOAKES R L;  US5036637-A   BUTLER MFR CORP (BUTL)   BIEBUYCK L;  US5042923-A   ALLIED-SIGNAL INC (ALLC)   WOLF J F,  SCHACKLETT L W,  ELSENBAUME R L;  US5110637-A   ASAHI GLASS CO LTD (ASAG)   ANDO E,  SUZUKI K,  EBISAWA J,  SUZUKI S;  US5307597-A   YKK CORP (YOSI)   ISHIKAWA M,  TANIKAWA S;  US5363615-A   ;  US6093884-A   CANON KK (CANO)   TOYOMURA F,  ITOYAMA S,  NAGAO Y,  FUJISAKI T;  US6105317-A   MATSUSHITA ELECTRIC WORKS LTD (MATW)   TOMIUCHI S,  NODA Y,  OSAKA K,  TAKEDA S,  YOSHIDA T,  URANO S,  AKAI T,  TANIMOTO N;  US20030226320-A1   ;  US20030226321-A1   ;  US20040226232-A1   ;  US20050050815-A1   ;  US20060000161-A1   ;  US20060144013-A1   ;  US20070079861-A1   ;  US20080302407-A1   ;  US20090277093-A1   ;  US20100218455-A1   ;  US6427398-B1   CERTAIN TEED CORP (CERT)   LEVINE D S,  HABECK J C,  WESTPHAL D C,  GURSKY S,  STELLER T J;  US6442907-B1   9068-4283 QUEBEC INC (NINE-Non-standard)   DOYON R,  POULIN F,  PATENAUDE A,  BENMUSSA J;  US6745527-B1   DIVERSIFIED PANEL SYSTEMS INC (DIVE-Non-standard)   SHERMAN S S,  RIDDELL R A,  RIDDELL P A;  US6748709-B1   DIVERSIFIED PANEL SYSTEMS INC (DIVE-Non-standard)   SHERMAN S S,  RIDDELL R A,  RIDDELL P A;  US7584579-B1   EVERITT T J (EVER-Individual)   EVERITT T J;  US7592537-B1   WEST J R (WEST-Individual)   WEST J R;  US7805898-B1   EVERITT T J (EVER-Individual)   EVERITT T J;  US7841138-B1   ;  US6523311-B2   ROYAL GROUP TECHNOLOGIES LTD (ROYA-Non-standard)   EDGER R F;  US7676999-B2   MURIDAL INC (MURI-Non-standard)   ARIAS A;  US7803466-B2   DORSY S C (DORS-Individual)   DORSY S C;  US7818934-B2   BUTLER MFG CO (BUTL)   HALL G A,  GRUNEWALD F A,  CLARK J P;  US7827745-B2   PERMASTEELISA SPA (PERM-Non-standard)   FRANCESCHET A;  US7956280-B2   YANEGIKEN KK (YANE-Non-standard)   KOBAYASHI S