Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4417101 | Public telephone station traffic analyzing arrangement | Bernard Serres, Edouard J. Jewiarz | 1983-11-22 |
| 4263482 | Public telephone station traffic analyzing arrangement | Bernard Serres, Edouard J. Jewiarz | 1981-04-21 |