Number | Name | Date | Kind |
---|---|---|---|
3534856 | Marsh | Oct 1970 | A |
3662780 | Marsh | May 1972 | A |
4228000 | Hoeschler | Oct 1980 | A |
5089140 | Brane et al. | Feb 1992 | A |
5147530 | Chandler et al. | Sep 1992 | A |
5157979 | Brane et al. | Oct 1992 | A |
5378370 | Brane et al. | Jan 1995 | A |
5827427 | Hansen | Oct 1998 | A |
6887373 | McCoy | May 2005 | B2 |
20060060289 | Carter et al. | Mar 2006 | A1 |