Number | Name | Date | Kind |
---|---|---|---|
2945872 | Birum | Jul 1960 | |
2951052 | Darby | Aug 1960 | |
3218342 | Kerschner | Nov 1965 | |
3219605 | Klemchuk | Nov 1965 | |
3412118 | Kujawa et al. | Nov 1968 | |
3428597 | Dikotter et al. | Feb 1969 | |
3943081 | Brook | Mar 1976 | |
4159973 | Hoch et al. | Jul 1979 | |
4178282 | Bae | Dec 1979 | |
4661544 | Quinn | Apr 1987 |
Entry |
---|
Chemical Abstracts 66 29613a (1967). |
Chemical Abstracts 87 6993u (1977). |
Chemical Abstracts 86 73750e (1977). |
Chemical Abstracts 81 51773j (1974). |