Issued Patents All Time
Showing 151–154 of 154 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4229775 | Circuit breaker magnetic trip device with time delay | — | 1980-10-21 |
| 4225771 | Method and apparatus for monitoring arc welding | James Justice, Paul Kennedy | 1980-09-30 |
| 4218614 | Device for measuring vibration amplitude | — | 1980-08-19 |
| 4211922 | Heliostat guidance | Eugene G. Vaerewyck, Arthur E. Anderson | 1980-07-08 |


