Chicago Flexible Shaft Co
Chicago FlActive Patents
0
Total Holdings
10
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| US2397012A | Cooling means for shafts | Expired / Lapsed | 1942-03-09 | 1946-03-19 | 0 | Details |
| US2390947A | Compensating thermostat | Expired / Lapsed | 1943-10-25 | 1945-12-11 | 0 | Details |
| US2372832A | Convection heater | Expired / Lapsed | 1942-05-18 | 1945-04-03 | 0 | Details |
| US2271485A | Toaster | Expired / Lapsed | 1939-06-26 | 1942-01-27 | 0 | Details |
| US2269111A | Coffee maker | Expired / Lapsed | 1937-03-05 | 1942-01-06 | 0 | Details |
| US2232361A | Shearing device | Expired / Lapsed | 1937-11-08 | 1941-02-18 | 0 | Details |
| US2220800A | Shaving implement | Expired / Lapsed | 1938-05-21 | 1940-11-05 | 0 | Details |
| US2081318A | Shearing machine and comb therefor | Expired / Lapsed | 1935-11-07 | 1937-05-25 | 0 | Details |
| US2033939A | Portable electric cutting machine | Expired / Lapsed | 1933-07-24 | 1936-03-17 | 0 | Details |
| US1794410A | Hair clipper | Expired / Lapsed | 1928-04-18 | 1931-03-03 | 0 | Details |