Number | Date | Country | Kind |
---|---|---|---|
1-255985 | Sep 1989 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
4349644 | Iwanami et al. | Sep 1982 |
Number | Date | Country |
---|---|---|
326827 | Jan 1989 | EPX |
3738215 | May 1988 | DEX |
49-33945 | Mar 1974 | JPX |
99686 | Sep 1974 | JPX |
39380 | Apr 1978 | JPX |
11050 | Jan 1982 | JPX |
32952 | Feb 1982 | JPX |
74354 | May 1983 | JPX |
161447 | Aug 1985 | JPX |
63-230757 | Sep 1988 | JPX |
Entry |
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Patent Abstracts of Japan, vol. 13, No. 24 (C-561) (3372) Jan. 19, 1989. |
Derwent Publications Ltd, London, GB;AN=76-42498X. |