Number | Date | Country | Kind |
---|---|---|---|
2-200297 | Jul 1990 | JPX | |
2-200298 | Jul 1990 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
4042517 | Moriconi et al. | Aug 1977 | |
4572885 | Sato et al. | Feb 1986 | |
4912005 | Goodman et al. | Mar 1990 | |
4965160 | Nagatsuka et al. | Oct 1990 |
Number | Date | Country |
---|---|---|
332212 | Oct 1989 | EPX |
59-88749 | May 1984 | JPX |
Entry |
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Patent Abstracts of Japan vol. 8, No. 204 (P-301) Sep. 18, 1984, No. 59-088742 Abstract only. |
Patent Abstracts of Japan vol. 9, No. 190 (P-378) (1913) Aug. 7, 1985, No. 60-59369 Abstract. |