Number | Date | Country | Kind |
---|---|---|---|
1-189137 | Jul 1989 | JPX | |
1-251543 | Sep 1989 | JPX | |
1-251544 | Sep 1989 | JPX | |
1-251545 | Sep 1989 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
4590103 | Ahne et al. | May 1986 | |
4911958 | Mochizuki et al. | Mar 1990 |
Entry |
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EP-A-O 059 790 Dated: Sep. 15, 1982. |
Patent Abstracts of Japan, vol. 8, No. 275 (P-321) Dated: Dec. 15, 1984. |
Patent Abstracts of Japan, vol. 11, No. 357 (C-458) Dated: Nov. 20, 1987. |