Number | Name | Date | Kind |
---|---|---|---|
2763421 | Bennett | Sep 1956 | A |
D303196 | Unger | Sep 1989 | S |
D434947 | Wellner | Dec 2000 | S |
D445303 | Littlejohn et al. | Jul 2001 | S |
D492159 | Carlson | Jun 2004 | S |
D499936 | Wiedmeyer et al. | Dec 2004 | S |
D508822 | Smith et al. | Aug 2005 | S |
D509106 | de Groote et al. | Sep 2005 | S |
D521319 | Haataja | May 2006 | S |
D552425 | Hayes et al. | Oct 2007 | S |
D571156 | Gartz et al. | Jun 2008 | S |
D581741 | Virgilio | Dec 2008 | S |