Number | Name | Date | Kind |
---|---|---|---|
993989 | Hazelrigg | May 1911 | A |
1144743 | Upjohn | Jun 1915 | A |
D224040 | Schaefer | Jun 1972 | S |
D243394 | Nerad et al. | Feb 1977 | S |
4698730 | Sakai et al. | Oct 1987 | A |
4895439 | Stoller | Jan 1990 | A |
D412924 | Hiraguchi | Aug 1999 | S |
7106523 | McLean et al. | Sep 2006 | B2 |