Number | Date | Country | Kind |
---|---|---|---|
3334220 | Sep 1983 | DEX |
Number | Name | Date | Kind |
---|---|---|---|
4347372 | Fory et al. | Aug 1982 | |
4360526 | Zeeh et al. | Nov 1982 |
Number | Date | Country |
---|---|---|
0004917 | Oct 1979 | EPX |
0018943 | Nov 1980 | EPX |
0038972 | Nov 1981 | EPX |
0095677 | Dec 1983 | EPX |
2657578 | Dec 1976 | DEX |
2723942 | May 1977 | DEX |
2816817 | Apr 1978 | DEX |
3005899 | Sep 1981 | DEX |
3150984 | Jun 1983 | DEX |
Entry |
---|
Chemical Abstracts, 95:204008e (1981) [Ger. Offen. 3,005,899, Ertel, et al., 9/3/81]. |