Number | Date | Country | Kind |
---|---|---|---|
4031255 | Oct 1990 | DEX |
Number | Name | Date | Kind |
---|---|---|---|
4857503 | Jongewaard et al. | Aug 1989 |
Number | Date | Country |
---|---|---|
0366963 | May 1990 | EPX |
0415203 | Mar 1991 | EPX |
0416434 | Mar 1991 | EPX |
2219693 | Sep 1990 | JPX |
Entry |
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Japan Abstract, 109341, May 23, 1985, & JP-A-268-493, Nov. 27, 1986. |
Japan Abstract, 077529, Mar. 30, 1988, & JP-A-249860, Oct. 5, 1989. |
Patent Abstracts of Japan, vol. 14, No. 277 (M-985) (4220) Jun. 15, 1990 & JP-A-2 084 388 (Hitachi Ltd.) Mar. 26, 1990 summary. |
Patent Abstracts of Japan, vol. 9, No. 36 (C-266) (1759) Feb. 15, 1985 & JP-A-59 182 839 (Konishiroku Shashin Kogyo K.K.) Oct. 17, 1984 summary. |