Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4542858 | Rotatable electric cable connecting system | — | 1985-09-24 |
DM
David R. Manges
Overall (All Time): #4,021,946 of 4,157,543Top 100%
1
Patents All Time