Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4768191 | Digital data and orderwire combiner apparatus | — | 1988-08-30 |
| 4266183 | Fault locating arrangement for a two-way repeatered transmission link | Peter D. Steensma, Robert H. Haussmann | 1981-05-05 |