Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4363936 | Telephone network including common equipment with message information and control information circuits for connecting to stations having multifunction telephones | Uwe A. Pommerening, Stanley L. Russell, Barry Slingsby, Julian Wray West | 1982-12-14 |
| 4322581 | Multifunction telephone with message information and control information circuits for connecting stations and common equipment in a telephone network | Barry Slingsby | 1982-03-30 |