Number | Name | Date | Kind |
---|---|---|---|
D253489 | Hoyt | Nov 1979 | S |
4526592 | Armbruster | Jul 1985 | A |
D282484 | Armbruster | Feb 1986 | S |
D366108 | Traylor et al. | Jan 1996 | S |
D427301 | Sato et al. | Jun 2000 | S |
D456888 | Buthier | May 2002 | S |
D485607 | Wu | Jan 2004 | S |
D517673 | Yamamoto et al. | Mar 2006 | S |
7188780 | Martens, III | Mar 2007 | B2 |