Number | Date | Country | Kind |
---|---|---|---|
62-23553 | Feb 1987 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
4120871 | Gates et al. | Oct 1978 | |
4426385 | Cain | Jan 1984 | |
4521426 | Cain | Jun 1985 |
Number | Date | Country |
---|---|---|
0059884 | Sep 1982 | EPX |
0118794 | Sep 1984 | EPX |
2734148 | Mar 1980 | DEX |
1192002 | May 1970 | GBX |
Entry |
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Chemical Abstracts, vol. 98, No. 1, p. 250, 98:2740p, Jan. 3, 1983. |
Chemical Abstracts, vol. 81, No. 8, p. 2, 37845c, Aug. 26, 1974. |
European Search Report dated May 24, 1988. |
Matsumoto et al., CA 107:175872r. |
Takematsu et al., CA 107:236509b. |