Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4351493 | Tape tension control for a tape recorder | — | 1982-09-28 |
MS
Martin Sonnek
Overall (1982): #43,621 of 81,411Top 55%
1
Patents 1982