| Number | Name | Date | Kind |
|---|---|---|---|
| D339179 | Wilkinson | Jul 1993 | |
| D342298 | Schnabel et al. | Dec 1993 | |
| 4730826 | Sudmeier | Mar 1988 | |
| 5118095 | Flor | Jun 1992 | |
| 5158512 | Irwin et al. | Oct 1992 | |
| 5277675 | Shifferaw | Jan 1994 | |
| 5290210 | Hard et al. | Mar 1994 | |
| 5387166 | Gvoich | Feb 1995 |
| Entry |
|---|
| Gerstung--"Board" Apr., 1993. |