Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4803720 | Dual plane cross point switch architecture for a micro-PBX | Darryl C. Newell, Karl F. Schroeder | 1989-02-07 |
BW
Bruce J. Wilkie
Overall (1989): #127,924 of 140,708Top 95%
1
Patents 1989