Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4331917 | Speed and direction sensing circuit | John T. Armstrong, Jr. | 1982-05-25 |
MR
Michael L. Render
Overall (1982): #42,130 of 81,411Top 55%
1
Patents 1982