American Locomotive Co
American LActive Patents
0
Total Holdings
7
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| US2690276A | High-pressure closure | Expired / Lapsed | 1952-06-07 | 1954-09-28 | 0 | Details |
| US2690275A | High-pressure closure | Expired / Lapsed | 1952-03-22 | 1954-09-28 | 0 | Details |
| US2439208A | Heat exchanger | Expired / Lapsed | 1945-09-25 | 1948-04-06 | 0 | Details |
| US2424612A | Fin tube | Expired / Lapsed | 1943-12-22 | 1947-07-29 | 0 | Details |
| US2401918A | Air-cooled heat exchanger | Expired / Lapsed | 1944-07-25 | 1946-06-11 | 0 | Details |
| US2253255A | Laminated spring | Expired / Lapsed | 1940-09-14 | 1941-08-19 | 0 | Details |
| US908414A | Flexible ball-joint. | Expired / Lapsed | 1904-10-06 | 1908-12-29 | 0 | Details |