Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4631367 | Multi-line telephone system | Michael Antico | 1986-12-23 |
| 4338495 | Electronic key telephone systems | Alan Bloch, Ira Guzik, Candido Puebla | 1982-07-06 |
| 4203011 | Computer controlled key telephone station set | — | 1980-05-13 |