American Steel Foundries
American SActive Patents
0
Total Holdings
9
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| US2861520A | Differential piston pump | Expired / Lapsed | 1954-07-19 | 1958-11-25 | 0 | Details |
| US2838963A | Programming control mechanism | Expired / Lapsed | 1957-02-28 | 1958-06-17 | 0 | Details |
| US2629030A | Accelerometer | Expired / Lapsed | 1949-07-22 | 1953-02-17 | 0 | Details |
| US2599022A | Fabricated press | Expired / Lapsed | 1948-03-18 | 1952-06-03 | 0 | Details |
| US2520660A | Pressure switch | Expired / Lapsed | 1947-06-27 | 1950-08-29 | 0 | Details |
| US2516696A | Brake head balancing device | Expired / Lapsed | 1948-05-04 | 1950-07-25 | 0 | Details |
| US2377212A | Accelerometer | Expired / Lapsed | 1943-12-30 | 1945-05-29 | 0 | Details |
| US2030151A | Antifriction wheel and axle assembly | Expired / Lapsed | 1929-01-28 | 1936-02-11 | 0 | Details |
| US1143723A | Side frame and journal-box. | Expired / Lapsed | 1914-11-28 | 1915-06-22 | 0 | Details |