Patent Grant
D322698
| Number | Name | Date | Kind |
|---|---|---|---|
| 31538 | Frazee | Feb 1861 | |
| 209121 | Heaton | Oct 1878 | |
| 263945 | Nelly | Sep 1882 | |
| 1021976 | Ferry | Apr 1912 | |
| 1106418 | Sprunger | Aug 1914 | |
| 1462615 | Noble | Jul 1923 | |
| 2084854 | McCarthy | Jun 1937 | |
| 2269425 | Bitney | Jan 1942 | |
| 2274772 | Bitney | Mar 1942 | |
| 2445403 | Mayerman | Jul 1948 | |
| 2624469 | Cadwell et al. | Jan 1953 | |
| 4131205 | Malecki | Dec 1978 | |
| 4239280 | Ackerman | Dec 1980 | |
| 4297795 | Licari | Nov 1981 | |
| 4807766 | Compagnucci | Feb 1989 |
