| Number | Name | Date | Kind |
|---|---|---|---|
| D204756 | Farrell | May 1966 | |
| D244692 | Schimanski | Jun 1977 | |
| 246316 | Hadtke | Nov 1977 | |
| D254930 | Mandon | May 1980 | |
| D255047 | Muller et al. | May 1980 | |
| D257788 | Suhajda | Jan 1981 | |
| D260926 | Dusek | Sep 1981 | |
| 2555047 | Logue | May 1951 | |
| 2657090 | Meek | Oct 1953 | |
| 2836462 | Wenner | May 1958 | |
| 3286872 | Burdick, Jr. | Nov 1966 | |
| 4247042 | Schimanski et al. | Jan 1981 | |
| 4258004 | Valenzona et al. | Mar 1981 |