Number | Name | Date | Kind |
---|---|---|---|
3351525 | Hodel | Nov 1967 | |
3818012 | Nikles | Jun 1974 | |
3946016 | Karsten | Mar 1976 |
Number | Date | Country |
---|---|---|
1484002 | Jun 1967 | FRX |
1510067 | Nov 1967 | FRX |
676898 | Nov 1967 | ZAX |
Entry |
---|
Chem. Abst. 67: 21843a, (1967) of Meth. Appl. 6,606,695, (1966). |