Number | Date | Country | Kind |
---|---|---|---|
4-59059 | Feb 1992 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
4278230 | Allen | Jul 1981 | |
4976305 | Tanaka et al. | Dec 1990 |
Number | Date | Country |
---|---|---|
384773 | Jan 1988 | DEX |
2101365 | May 1987 | JPX |
3-180263 | Aug 1991 | JPX |
Entry |
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Patent Abstracts of Japan vol. 8, No. 249, Nov. 15, 1984, (JPA 59-125257) p. 79. |
Patent Abstracts of Japan vol. 9, No. 213, Aug. 30, 1985 (JPA 60-72641) p. 87. |
Patent Abstracts of Japan vol. 12, No. 109, Apr. 8, 1988 (JPA 62-240150) p. 161. |