Jacobson; Sava
Patent Applications and Registrations
Patent applications and USPTO patent grants for Jacobson; Sava.The latest application filed is for "control circuitry for a tape cassette telephone answering device".
- Jacobson; Sava - Van Nuys CA
| Patent | Date |
|---|---|
| Control circuitry for a tape cassette telephone answering device Grant 4,472,599 - Jacobson September 18, 1 | 1984-09-18 |
| Electronic ring sounder for a speaker telephone Grant 4,315,109 - Jacobson February 9, 1 | 1982-02-09 |
| Remote recording of new outgoing announcement in a telephone answering device Grant 4,306,117 - Jacobson December 15, 1 | 1981-12-15 |
| Remote playout telephone answering device Grant 4,201,888 - Jacobson May 6, 1 | 1980-05-06 |
| Speaker telephone Grant 4,025,728 - Jacobson May 24, 1 | 1977-05-24 |
| Pedal operated transcription adaptor for a miniature tape recorder Grant 3,995,314 - Jacobson November 30, 1 | 1976-11-30 |
| Control circuit for telephone answering device with end of tape detection means Grant 3,909,538 - Jacobson September 30, 1 | 1975-09-30 |
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