Willard Storage Battery Co
Willard StActive Patents
0
Total Holdings
7
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| US2611118A | Trickle charger | Expired / Lapsed | 1947-11-22 | 1952-09-16 | 0 | Details |
| US2416651A | Storage battery | Expired / Lapsed | 1943-07-14 | 1947-02-25 | 0 | Details |
| US2218612A | Mold for battery grids | Expired / Lapsed | 1938-08-04 | 1940-10-22 | 0 | Details |
| US2208584A | Bushing inserter | Expired / Lapsed | 1935-06-13 | 1940-07-23 | 0 | Details |
| US2120120A | Method of making ribbed separators | Expired / Lapsed | 1934-07-17 | 1938-06-07 | 0 | Details |
| US2004304A | Storage battery separator | Expired / Lapsed | 1933-08-01 | 1935-06-11 | 0 | Details |
| US1494436A | Clamp for use in coating battery boxes and the like | Expired / Lapsed | 1921-09-12 | 1924-05-20 | 0 | Details |