Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4843636 | Television receiver having an automatic radiofrequency resonant circuit adjustment circuit | Johannes H. Hendriks, Johannes Bos | 1989-06-27 |
JB
Johannes H. A. Brekelmans
Overall (1989): #96,407 of 140,708Top 70%
1
Patents 1989