Patent Grant
D328560
| Number | Name | Date | Kind |
|---|---|---|---|
| D251966 | Wallace | May 1979 | |
| D275265 | Wallace | Aug 1984 | |
| D281144 | Astolfi | Oct 1985 | |
| D298510 | Marsh | Nov 1988 | |
| 440201 | Servus | Nov 1890 | |
| 2049716 | Owen | Aug 1936 | |
| 2143089 | Ryan | Jan 1939 | |
| 3041763 | Knox | Jul 1962 | |
| 3622116 | Fellows | Nov 1971 | |
| 3672622 | Breslow | Jun 1972 | |
| 4083525 | Rath | Apr 1978 | |
| 4307863 | Patrigot | Dec 1981 | |
| 4515338 | Schneider | May 1985 |
