Patent Grant
D318512
| Number | Name | Date | Kind |
|---|---|---|---|
| D303132 | Muta | Aug 1989 | |
| 1854548 | Hunt | Apr 1932 | |
| 1945844 | Young | Feb 1934 | |
| 1968092 | Oldham | Jul 1934 | |
| 3655188 | Solheim | Apr 1972 | |
| 3814437 | Winquist | Jun 1974 | |
| 3845960 | Thompson | Nov 1974 | |
| 3847399 | Raymont | Nov 1974 | |
| 3947041 | Barber | Mar 1976 | |
| 3995820 | Einhorn | Dec 1976 | |
| 3995858 | Cochran et al. | Dec 1976 | |
| 3995865 | Cochran et al. | Dec 1976 | |
| 4180269 | Thompson | Dec 1979 | |
| 4231576 | Perkins | Nov 1980 | |
| 4314863 | McCormick | Feb 1982 | |
| 4326326 | MacDonald | Apr 1982 | |
| 4355808 | Jernigan et al. | Oct 1982 | |
| 4420156 | Campau | Dec 1983 | |
| 4498672 | Bulla | Feb 1985 | |
| 4512577 | Solheim | Apr 1985 | |
| 4550914 | McCallister | Nov 1985 | |
| 4573685 | Young et al. | Mar 1986 | |
| 4621813 | Solheim | Nov 1986 | |
| 4653756 | Sato | Mar 1987 | |
| 4740345 | Nagasaki et al. | Apr 1988 |
