WO9944251-A1  PATENT ABSTRACTS OF JAPAN vol. 007, no. 288 (E-218), 22 December 1983 & JP 58 164163 A (KANSAI DENRIYOKU KK;OTHERS: 01), 29 September 1983;  PATENT ABSTRACTS OF JAPAN vol. 012, no. 452 (E-687), 28 November 1988 & JP 63 181268 A (MITSUBISHI ELECTRIC CORP), 26 July 1988;  PATENT ABSTRACTS OF JAPAN vol. 014, no. 089 (E-0891), 19 February 1990 & JP 01 298649 A (FUJI ELECTRIC CO LTD), 1 December 1989;  PATENT ABSTRACTS OF JAPAN vol. 014, no. 182 (E-0916), 12 April 1990 & JP 02 033866 A (MITSUBISHI ELECTRIC CORP), 5 February 1990;  PATENT ABSTRACTS OF JAPAN vol. 095, no. 003, 28 April 1995 & JP 06 333586 A (SANYO ELECTRIC CO LTD), 2 December 1994;  See also references of EP 1060531A1;  PATENT ABSTRACTS OF JAPAN vol. 014, no. 089 (E-0891), 19 February 1990&JP 01 298649 A (FUJI ELECTRIC CO LTD), 1 December 1989;  PATENT ABSTRACTS OF JAPAN vol. 012, no. 452 (E-687), 28 November 1988&JP 63 181268 A (MITSUBISHI ELECTRIC CORP), 26 July 1988;  PATENT ABSTRACTS OF JAPAN vol. 007, no. 288 (E-218), 22 December 1983&JP 58 164163 A (KANSAI DENRIYOKU KK;OTHERS: 01), 29 September 1983;  PATENT ABSTRACTS OF JAPAN vol. 095, no. 003, 28 April 1995&JP 06 333586 A (SANYO ELECTRIC CO LTD), 2 December 1994;  PATENT ABSTRACTS OF JAPAN vol. 014, no. 182 (E-0916), 12 April 1990&JP 02 033866 A (MITSUBISHI ELECTRIC CORP), 5 February 1990EP1060531-A1  See also references of WO 9944251A1EP1060531-B1  PATENT ABSTRACTS OF JAPAN vol. 007, no. 288 (E-218), 22 December 1983 & JP 58 164163 A (KANSAI DENRIYOKU KK;OTHERS: 01), 29 September 1983;  PATENT ABSTRACTS OF JAPAN vol. 012, no. 452 (E-687), 28 November 1988 & JP 63 181268 A (MITSUBISHI ELECTRIC CORP), 26 July 1988;  PATENT ABSTRACTS OF JAPAN vol. 014, no. 089 (E-0891), 19 February 1990 & JP 01 298649 A (FUJI ELECTRIC CO LTD), 1 December 1989;  PATENT ABSTRACTS OF JAPAN vol. 014, no. 182 (E-0916), 12 April 1990 & JP 02 033866 A (MITSUBISHI ELECTRIC CORP), 5 February 1990;  PATENT ABSTRACTS OF JAPAN vol. 095, no. 003, 28 April 1995 & JP 06 333586 A (SANYO ELECTRIC CO LTD), 2 December 1994