Patent Grant
D382897
| Number | Name | Date | Kind |
|---|---|---|---|
| D304342 | Harpe | Oct 1989 | |
| D323185 | Dupre | Jan 1992 | |
| D365848 | Thomas | Jan 1996 | |
| 532810 | Norrington | Jan 1895 | |
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| 2206865 | David et al. | Jul 1940 | |
| 2720045 | Miller | Oct 1955 | |
| 2788595 | Edwards | Apr 1957 | |
| 2805500 | Dixler | Sep 1957 | |
| 2821037 | Westphal | Jan 1958 | |
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| 4026053 | Canon | May 1977 | |
| 4176478 | Brewer | Dec 1979 | |
| 4387534 | Lewandowski et al. | Jun 1983 | |
| 4630934 | Arber | Dec 1986 | |
| 4709493 | Sapp | Dec 1987 |
