Number | Name | Date | Kind |
---|---|---|---|
D305584 | Spilman et al. | Jan 1990 | |
727741 | Brott | May 1903 | |
2398384 | Meyers | Apr 1946 | |
2646838 | Welsh | Jul 1953 | |
3125767 | Griggs et al. | Mar 1964 | |
3414325 | Jutila | Dec 1968 | |
3648307 | Meade | Mar 1972 | |
3653080 | Hafele | Apr 1972 | |
4036523 | Nielsen | Jul 1977 | |
4150820 | Bochmann | Apr 1979 | |
4211401 | Cunard | Jul 1980 | |
4240625 | Meeker | Dec 1980 | |
4323233 | Gebhard | Apr 1982 | |
4325578 | Borucki | Apr 1982 | |
4616824 | Quinlan, Jr. et al. | Oct 1986 | |
4688850 | Brownlie et al. | Aug 1987 | |
4697845 | Kamman | Oct 1987 | |
4744599 | Jankowski et al. | May 1988 | |
4805902 | Casagrande | Feb 1989 | |
4807872 | Spilman et al. | Feb 1989 | |
4822033 | Kohus et al. | Apr 1989 | |
4911499 | Meeker | Mar 1990 | |
5238292 | Golenz et al. | Aug 1993 |