Number | Name | Date | Kind |
---|---|---|---|
D106777 | Voigt et al. | Nov 1937 | S |
D220233 | Schurman | Mar 1971 | S |
D306234 | Ferstl | Feb 1990 | S |
D332328 | Lombardi, Jr. | Jan 1993 | S |
D335765 | VanSkiver | May 1993 | S |
D353048 | VanSkiver et al. | Dec 1994 | S |
5662219 | Tschudy et al. | Sep 1997 | A |
D429070 | Marshall | Aug 2000 | S |
D477961 | Tung | Aug 2003 | S |
D500204 | Hillman | Dec 2004 | S |
D528790 | Sides et al. | Sep 2006 | S |
D528791 | Sides et al. | Sep 2006 | S |