Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4876710 | Method and apparatus for cordless microphone communication system | John D. Reed, Teddy Paul Roberts | 1989-10-24 |
TB
Thomas R. Berger
Overall (1989): #51,095 of 140,708Top 40%
1
Patents 1989