Patent Grant
D392686
| Number | Name | Date | Kind |
|---|---|---|---|
| 32359 | Seely | Feb 1861 | |
| D351863 | Sarkisian et al. | Oct 1994 | |
| D367077 | Chapman | Feb 1996 | |
| 1505046 | Lush | Aug 1924 | |
| 1598438 | Hallowell | Aug 1926 | |
| 1887894 | Schwab | Nov 1932 | |
| 1918933 | Rogers | Jul 1933 | |
| 2064127 | Schneider | Dec 1936 | |
| 2388180 | Pulver, Jr. | Oct 1945 | |
| 2454648 | Green | Nov 1948 | |
| 2863238 | Keech | Dec 1958 | |
| 3310901 | Sarkisian | Mar 1967 | |
| 3646696 | Sarkisian | Mar 1972 | |
| 3662482 | Sarkisian | May 1972 | |
| 4033536 | Hillstrom | Jul 1977 | |
| 4145828 | Hillstrom | Mar 1979 | |
| 4280294 | Eckberg, II | Jul 1981 | |
| 4288053 | Sarkisian | Sep 1981 | |
| 4519152 | Seely et al. | May 1985 | |
| 4548379 | Seely et al. | Oct 1985 | |
| 4569499 | Seely | Feb 1986 | |
| 4593879 | Seely et al. | Jun 1986 | |
| 4691892 | Grewe et al. | Sep 1987 | |
| 4766686 | Glasener | Aug 1988 | |
| 4937959 | Palmer | Jul 1990 | |
| 4958458 | Hillstrom et al. | Sep 1990 |
