Number | Date | Country | Kind |
---|---|---|---|
63-256345 | Oct 1988 | JPX | |
63-256346 | Oct 1988 | JPX | |
63-267415 | Oct 1988 | JPX | |
63-267416 | Oct 1988 | JPX | |
01-021407 | Jan 1989 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
3996407 | Von Gross et al. | Dec 1976 | |
4152487 | Yanagisawa | May 1979 |
Entry |
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Patent Abstracts of Japan, vol. 12, No. 319 (P751)(3166), 30th Aug. 1988; & JP-A-63 83 917 (Matsushita Electric Ind. Co., Ltd) 14-04-1988 (Abstract). |
Patent Abstracts of Japan, vol. 12, No. 319 (P-751)(3166), 30th Aug. 1988; & JP-A-63 83 918 (Matsushita Electric Ind. Co., Ltd) 14-04-1988 (Abstract). |