WARREN TELECHRON CO
WARREN TELActive Patents
0
Total Holdings
6
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| US2223207A | Resetting timer | Expired / Lapsed | 1940-02-14 | 1940-11-26 | 0 | Details |
| US2096620A | Time switch | Expired / Lapsed | 1936-10-01 | 1937-10-19 | 0 | Details |
| US2094481A | Auxiliary supply for alternatingcurrent systems | Expired / Lapsed | 1936-02-25 | 1937-09-28 | 0 | Details |
| US2046982A | Oil trap for sealed lubrication chambers | Expired / Lapsed | 1934-04-13 | 1936-07-07 | 0 | Details |
| US2003163A | Drive from sealed gear casing | Expired / Lapsed | 1934-03-24 | 1935-05-28 | 0 | Details |
| US1801129A | Program intrument | Expired / Lapsed | 1930-04-18 | 1931-04-14 | 0 | Details |