Patent Grant
D327731
| Number | Name | Date | Kind |
|---|---|---|---|
| D175660 | Welch | Sep 1955 | |
| D243240 | Dreibelbis | Feb 1977 | |
| D254801 | Santi | Apr 1980 | |
| D255595 | Lampe et al. | Jun 1980 | |
| D268608 | Wilcock | Apr 1983 | |
| D309342 | Nowlin et al. | Jul 1990 | |
| D318518 | Schmidt et al. | Jul 1991 | |
| 3620241 | Brown | Nov 1971 | |
| 3967638 | Tondreau | Jul 1976 | |
| 4134419 | Richetti | Jan 1979 | |
| 4454891 | Dreibelbis et al. | Jun 1984 | |
| 4635673 | Gardes | Jan 1987 | |
| 4771485 | Traylor | Sep 1988 | |
| 4856121 | Traylor | Aug 1989 | |
| 4856559 | Lipshultz et al. | Aug 1989 | |
| 4998555 | Barhydt, Sr. et al. | Mar 1991 |
