Patent Grant
D406639
| Number | Name | Date | Kind |
|---|---|---|---|
| D187845 | Kohler | May 1960 | |
| D221429 | Petterson | Aug 1971 | |
| D227467 | Genaro | Jun 1973 | |
| D231698 | Grube | May 1974 | |
| D241546 | Rizzuto | Sep 1976 | |
| D243607 | Mono et al. | Mar 1977 | |
| D279923 | Niemann et al. | Jul 1985 | |
| D314040 | Heieck | Jan 1991 | |
| D314041 | Knapp | Jan 1991 | |
| 1783088 | Hill | Nov 1930 | |
| 1993361 | Cornell, Jr. | Mar 1935 | |
| 2844185 | Enghauser | Jul 1958 | |
| 3104464 | Frink | Sep 1963 | |
| 3645493 | Manoogian et al. | Feb 1972 | |
| 3810302 | Broers et al. | May 1974 | |
| 4037624 | Turner et al. | Jul 1977 | |
| 4098106 | Yamaguchi | Jul 1978 | |
| 4157654 | Kahlow et al. | Jun 1979 | |
| 4452063 | Sebastiani et al. | Jun 1984 | |
| 4467511 | Collgon | Aug 1984 | |
| 4691550 | Dietzel | Sep 1987 | |
| 4739523 | Bondar | Apr 1988 | |
| 4757841 | Lucas | Jul 1988 | |
| 4841760 | Ferguson | Jun 1989 | |
| 4930331 | Manning | Jun 1990 | |
| 4997008 | Zbin | Mar 1991 | |
| 4998555 | Barhydt, Sr. et al. | Mar 1991 | |
| 5165168 | Higgins et al. | Nov 1992 |
