Number | Date | Country | Kind |
---|---|---|---|
60-254341 | Nov 1985 | JPX | |
60-254342 | Nov 1985 | JPX | |
61-90803 | Apr 1986 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
4642355 | Nakamura et al. | Feb 1987 |
Number | Date | Country |
---|---|---|
3506307 | Sep 1985 | DEX |
2158444 | Jan 1985 | GBX |
Entry |
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Chemical Abstracts vol. 105 (1986), Item 173,052, Abstracting German Offenlegungsschrift DE 3,506,307, Sep. 5, 1985 (119 pages). |