Number | Date | Country | Kind |
---|---|---|---|
3717172 | May 1987 | DEX |
Number | Name | Date | Kind |
---|---|---|---|
3687895 | Vernaleken et al. | Aug 1972 | |
3758597 | Buysch et al. | Sep 1973 | |
3856886 | Margotte et al. | Dec 1974 | |
3991009 | Margotte et al. | Nov 1976 | |
4172103 | Serini et al. | Oct 1979 | |
4657980 | Fujita et al. | Apr 1987 |
Number | Date | Country |
---|---|---|
199824 | Nov 1986 | EPX |
1153527 | Aug 1963 | DEX |
61-019656 | Jan 1986 | JPX |
1321553 | Jun 1973 | GBX |
1321555 | Jun 1973 | GBX |
Entry |
---|
Angewandte Makromolekulare Chemie 60/61, 1977, pp. 125-137, No. 861. |