EW Bliss Co Inc
EW Bliss CActive Patents
0
Total Holdings
18
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| US3687069A | Shut height counter drive for presses | Expired / Lapsed | 1971-01-13 | 1972-08-29 | 9 | Details |
| US3462746A | Ceramic ferroelectric memory device | Expired / Lapsed | 1966-02-14 | 1969-08-19 | 0 | Details |
| US3340975A | Solenoid operated clutch mechanism | Expired / Lapsed | 1965-11-09 | 1967-09-12 | 1 | Details |
| US3264017A | Anchoring means for flexible tension member | Expired / Lapsed | 1965-09-10 | 1966-08-02 | 2 | Details |
| US3189988A | Method of making copper tubing | Expired / Lapsed | 1961-04-18 | 1965-06-22 | 2 | Details |
| US2328266A | Operating mechanism for switches | Expired / Lapsed | 1941-10-28 | 1943-08-31 | 0 | Details |
| US2320121A | Mechanism for operating switches | Expired / Lapsed | 1941-10-28 | 1943-05-25 | 0 | Details |
| US2214201A | Clutch control apparatus | Expired / Lapsed | 1938-03-23 | 1940-09-10 | 0 | Details |
| US2187371A | Prefill valve for hydraulic presses | Expired / Lapsed | 1936-11-20 | 1940-01-16 | 0 | Details |
| US2152837A | Prefill valve for hydraulic presses | Expired / Lapsed | 1937-04-09 | 1939-04-04 | 0 | Details |
| US2152870A | Prefill valve for hydraulic presses | Expired / Lapsed | 1937-01-21 | 1939-04-04 | 0 | Details |
| US2112536A | Can testing machine | Expired / Lapsed | 1935-04-25 | 1938-03-29 | 0 | Details |
| US1900918A | Can testing machine | Expired / Lapsed | 1931-10-24 | 1933-03-14 | 0 | Details |
| US1873602A | Can testing machine | Expired / Lapsed | 1930-11-08 | 1932-08-23 | 0 | Details |
| US1851816A | Depth engine for automobile torpedoes | Expired / Lapsed | 1927-12-31 | 1932-03-29 | 0 | Details |
| US1749398A | Punching press | Expired / Lapsed | 1928-05-21 | 1930-03-04 | 0 | Details |
| US1717814A | Lubricating system | Expired / Lapsed | 1926-08-25 | 1929-06-18 | 0 | Details |
| US1443176A | Drawing press and reversing mechanism for such presses and … | Expired / Lapsed | 1920-01-08 | 1923-01-23 | 0 | Details |