Number | Name | Date | Kind |
---|---|---|---|
D134886 | Forst | Jan 1943 | |
D234204 | Miller et al. | Jan 1975 | |
3446212 | LeRoy | May 1969 | |
3601127 | Finegold | Aug 1971 | |
3604425 | LeRoy | Sep 1971 | |
4217902 | March | Aug 1980 | |
4424810 | Jewusiak | Jan 1984 | |
4612932 | Caspar et al. | Sep 1986 | |
4616651 | Golden | Oct 1986 | |
4637395 | Caspar et al. | Jan 1987 | |
4638804 | Jewusiak | Jan 1987 | |
4671278 | Chin | Jun 1987 | |
4791707 | Tucker | Dec 1988 | |
4796627 | Tucker | Jan 1989 | |
4821721 | Chin et al. | Apr 1989 | |
4854317 | Braun | Aug 1989 | |
5035692 | Lyon et al. | Jul 1991 |