| Number | Name | Date | Kind |
|---|---|---|---|
| 931908 | Weld | Aug 1909 | |
| 2465781 | Banta | Mar 1949 | |
| 2646578 | Evans | Jul 1953 | |
| 2986747 | Posey | Jun 1961 | |
| 5101526 | Smith | Apr 1992 |
| Entry |
|---|
| Dr. Leonard's America Leading Discount Healthcare Catalog, pp. 55, item entitled "Blanket Support"(Date Unknown). |