Number | Date | Country | Kind |
---|---|---|---|
7-53540 | Feb 1995 | JPX |
Number | Date | Country |
---|---|---|
0356119 | Feb 1990 | EPX |
A2702959 | Sep 1994 | FRX |
Entry |
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Patent Abstracts of Japan, vol. 9, No. 78, Apr. 6, 1985. |
Chemical Abstracts, vol. 120, No. 26, 1994, abstract No. 330821n. |
Chemical Abstracts, vol. 121, No. 16, 1994, abstract No. 186798m. |
Chemical Abstracts, vol. 122, No. 4, 1995, abstract No. 38550e. |