Number | Date | Country | Kind |
---|---|---|---|
3541095 | Nov 1985 | DEX |
Number | Name | Date | Kind |
---|---|---|---|
4416880 | Boberg et al. | Nov 1983 |
Number | Date | Country |
---|---|---|
0082498 | Jun 1983 | EPX |
0164944 | Dec 1985 | EPX |
Entry |
---|
Chemical Abstracts, vol. 108, 221491m (1988), Abstracting Kokai Japan 62, 215 593 (1987). |