Patent Grant
D371169
| Number | Name | Date | Kind |
|---|---|---|---|
| 158435 | Pease | Jan 1875 | |
| D168166 | Margolis | Nov 1952 | |
| D198857 | Rabin | Aug 1964 | |
| 216176 | Greenwalt | Jun 1879 | |
| D221785 | Ishag | Sep 1971 | |
| D271221 | Fogarty et al. | Nov 1983 | |
| D277879 | Brown | Mar 1985 | |
| D292641 | Jermander | Nov 1987 | |
| 430095 | Thain | Jun 1890 | |
| 2205028 | Bloxom | Jun 1940 | |
| 2305382 | Hagopian | Dec 1942 | |
| 2393039 | Gilchrist, Jr. | Jan 1946 | |
| 3775899 | Wolf | Dec 1973 | |
| 3952447 | Hackell | Apr 1976 | |
| 4248436 | Corrigan | Feb 1981 |
