Patent Grant
D301745
| Number | Name | Date | Kind |
|---|---|---|---|
| D265509 | Popek | Jul 1982 | |
| 2078491 | Graham | Apr 1937 | |
| 2079635 | Sharp | May 1937 | |
| 2105771 | Holdsworth | Jan 1983 | |
| 2371921 | Tucker | Mar 1945 | |
| 2909251 | Nelsson | Oct 1959 | |
| 3005293 | Hunter | Oct 1961 | |
| 3027605 | Nelsson | Apr 1962 | |
| 3349529 | Byssing | Oct 1967 | |
| 3465488 | Miller | Sep 1969 | |
| 3477187 | Fruman | Nov 1969 | |
| 3653172 | Schwartz | Apr 1972 | |
| 3778952 | Soucy | Dec 1973 | |
| 3986314 | Moeller | Oct 1976 | |
| 3998027 | Wendt et al. | Dec 1976 | |
| 4018020 | Sauer et al. | Apr 1977 |
