Number | Date | Country | Kind |
---|---|---|---|
2-83985 | Mar 1990 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
4144206 | Symeon | Mar 1979 | |
4322320 | Caprino | Mar 1982 |
Entry |
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Chemical Abstracts vol. 93, No. 18, Nov. 3, 1980, p. 63, Abstract No. 169446f, Columbia Ohio, JP-A5580461 (Shinetsu Kagaku Kogyo). |
Denki Tsushin Gakkai Gijutsa Kenkyu Hokoku, 16 (226) pp. 29-38 (1977). |