Patent Grant
D359261
| Number | Name | Date | Kind |
|---|---|---|---|
| D141650 | Moglen | Jun 1945 | |
| D142720 | Kissling | Oct 1945 | |
| D159314 | Baumgartner | Jul 1950 | |
| D176332 | Helm | Dec 1955 | |
| D177281 | Schwartz | Mar 1956 | |
| D331217 | Spencer | Nov 1992 | |
| D332596 | Corey | Jan 1993 | |
| D335858 | Trager | May 1993 | |
| 1864641 | Davis | Jun 1932 | |
| 2526460 | Crocella | Oct 1950 | |
| 2590763 | Floyd et al. | Mar 1952 | |
| 2910793 | Helmer et al. | Nov 1959 | |
| 2921395 | Fishman | Jan 1960 |
