Number | Name | Date | Kind |
---|---|---|---|
943719 | Vick | Dec 1909 | A |
1414858 | Brown | May 1922 | A |
2123837 | Thomas et al. | Jul 1938 | A |
2367218 | Joyce, Jr. | Jan 1945 | A |
2529267 | Sloane | Nov 1950 | A |
2701635 | Mills | Feb 1955 | A |
3114459 | Kersting | Dec 1963 | A |
3117688 | Walstad et al. | Jan 1964 | A |
3244288 | Schreter | Apr 1966 | A |
4830200 | Zambano et al. | May 1989 | A |
5314244 | Swets et al. | May 1994 | A |
6626509 | Remmers | Sep 2003 | B2 |
6840593 | Remmers | Jan 2005 | B2 |
7810890 | Klein et al. | Oct 2010 | B2 |