Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5154108 | Compact metallic bellows | Gordon R. McClelland | 1992-10-13 |
| 5155322 | Compact metallic bellows | Gordon R. McClellan | 1992-10-13 |
| 4777433 | Spectrum analyzer | John R. Grinham | 1988-10-11 |