Number | Name | Date | Kind |
---|---|---|---|
2289677 | Perelson | Jul 1942 | |
2326490 | Perelson | Aug 1943 | |
2342215 | Perelson | Feb 1944 | |
2667986 | Perelson | Feb 1954 | |
3872992 | Larson | Mar 1975 | |
4187893 | Bujan | Feb 1980 | |
5232109 | Tirrell et al. | Aug 1993 | |
5379907 | Niedospial, Jr. et al. | Jan 1995 | |
5902298 | Niedospial, Jr. et al. | May 1999 |