Harvey Hubbell Inc
Harvey HubActive Patents
0
Total Holdings
7
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| US3376477A | Protective circuit | Expired / Lapsed | 1967-05-12 | 1968-04-02 | 0 | Details |
| US3337771A | Electrical apparatus | Expired / Lapsed | 1964-11-18 | 1967-08-22 | 2 | Details |
| US3283316A | Power line signal system having a relay controlled indicato… | Expired / Lapsed | 1962-10-31 | 1966-11-01 | 2 | Details |
| US3023394A | Multi-wire connector and plug with selective central key me… | Expired / Lapsed | 1958-03-17 | 1962-02-27 | 0 | Details |
| US2997701A | Plug-in cap with ground indicating light | Expired / Lapsed | 1958-10-16 | 1961-08-22 | 0 | Details |
| US2780790A | Means of mounting contacts in electrical receptacles | Expired / Lapsed | 1950-08-09 | 1957-02-05 | 0 | Details |
| US2427001A | Spring lock panel receptacle | Expired / Lapsed | 1943-10-07 | 1947-09-09 | 0 | Details |