Number | Date | Country | Kind |
---|---|---|---|
3000140 | Jan 1980 | DEX |
Number | Name | Date | Kind |
---|---|---|---|
4150122 | Sauers | Apr 1979 | |
4203995 | Funaki et al. | May 1980 |
Number | Date | Country |
---|---|---|
2208329 | Sep 1972 | DEX |
2720868 | Nov 1978 | DEX |
2758784 | Jul 1979 | DEX |
2801579 | Jul 1979 | DEX |
Entry |
---|
Birkofer et al., Chem. Ber., 1960, vol. 93, pp. 2804-2809. |