SoundScriber Corp
SoundScribActive Patents
0
Total Holdings
10
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| US2915595A | Dual channel magnetic tape recorder | Expired / Lapsed | 1955-10-17 | 1959-12-01 | 0 | Details |
| US2860191A | Turntable for magnetic recorder | Expired / Lapsed | 1953-10-30 | 1958-11-11 | 0 | Details |
| US2845495A | Long playing tape recording apparatus | Expired / Lapsed | 1954-01-27 | 1958-07-29 | 0 | Details |
| US2750449A | Long playing magnetic tape recorder | Expired / Lapsed | 1951-11-07 | 1956-06-12 | 0 | Details |
| US2528459A | Apparatus for indicating that telephone conversation is bei… | Expired / Lapsed | 1946-09-06 | 1950-10-31 | 0 | Details |
| US2416082A | Humless electrodynamic pickup | Expired / Lapsed | 1944-08-08 | 1947-02-18 | 0 | Details |
| US2369085A | Apparatus for controlling the speed of phonograph turntables | Expired / Lapsed | 1943-12-27 | 1945-02-06 | 0 | Details |
| US2369088A | Variable resistance equalizer | Expired / Lapsed | 1943-07-20 | 1945-02-06 | 0 | Details |
| US2323257A | Stepback mechanism for phonograph transcribers | Expired / Lapsed | 1941-04-17 | 1943-06-29 | 0 | Details |
| US2278680A | Quick start and stop drive mechanism for phonograph turntab… | Expired / Lapsed | 1941-04-10 | 1942-04-07 | 0 | Details |