Electrol Inc
Electrol IActive Patents
0
Total Holdings
9
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| CA545676A | Low pressure diaphragm relief valve | Expired / Lapsed | — | 1957-09-03 | 0 | Details |
| CA488194A | Valves | Expired / Lapsed | — | 1952-11-18 | 0 | Details |
| US2556746A | Follow-up valve | Expired / Lapsed | 1947-10-16 | 1951-06-12 | 0 | Details |
| US2524951A | Check valve | Expired / Lapsed | 1943-10-20 | 1950-10-10 | 0 | Details |
| US2502118A | Valve for hydraulic brake systems | Expired / Lapsed | 1948-06-23 | 1950-03-28 | 0 | Details |
| US2442577A | Servomotor with piston operated locking means | Expired / Lapsed | 1946-02-14 | 1948-06-01 | 0 | Details |
| US2434828A | Piston locking means for fluid actuated jacks | Expired / Lapsed | 1944-11-10 | 1948-01-20 | 0 | Details |
| US2411315A | Metal bellows accumulator | Expired / Lapsed | 1944-10-27 | 1946-11-19 | 0 | Details |
| US2397117A | Unloader valve | Expired / Lapsed | 1943-01-20 | 1946-03-26 | 0 | Details |