Patent Grant
D337302
| Number | Name | Date | Kind |
|---|---|---|---|
| D113668 | Higgins | Mar 1939 | |
| D190400 | Tritt | May 1961 | |
| D202591 | Lowe, Jr. | Oct 1965 | |
| D221808 | Simpkins | Sep 1971 | |
| D271193 | Wood et al. | Nov 1983 | |
| D271581 | Wood et al. | Nov 1983 | |
| D291685 | Wood et al. | Sep 1987 | |
| D299638 | Ard et al. | Jan 1989 | |
| D301453 | Wood et al. | Jun 1989 | |
| 326839 | LaPointe | Jun 1992 | |
| D326841 | Hopper et al. | Jun 1992 | |
| 3776168 | Weeks | Dec 1973 | |
| 4004542 | Holmes | Jan 1977 | |
| 4091761 | Fehn | May 1978 | |
| 4453489 | Charlins | Jun 1984 | |
| 4492176 | Arima | Jan 1985 | |
| 4584959 | Allison | Apr 1986 | |
| 4726310 | Ard et al. | Feb 1988 | |
| 4903626 | Haines | Feb 1990 | |
| 5016552 | Ludlow | May 1991 | |
| 5046439 | Goodson et al. | Sep 1991 | |
| 5046445 | Simpson, Jr. et al. | Sep 1991 | |
| 5063868 | Fink, Jr. | Dec 1991 | |
| 5111767 | Haines | May 1992 |
