Number | Name | Date | Kind |
---|---|---|---|
D132346 | Lawrence | May 1942 | |
D331446 | Gidman | Dec 1992 | |
D335239 | Crunden et al. | May 1993 | |
D345669 | Piret | Apr 1994 | |
D350255 | Daenen et al. | Sep 1994 | |
D356004 | Van Valkenburg et al. | Mar 1995 | |
D364990 | Fonville | Dec 1995 | |
D375866 | Wai | Nov 1996 | |
D388655 | Flom et al. | Jan 1998 | |
D389006 | Demore et al. | Jan 1998 | |
D398184 | Silverberg et al. | Sep 1998 | |
4623457 | Hankammer | Nov 1986 |