Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4839477 | Controller having interchangeable vacuum or air break contactors and having easily serviced parts | Miklos J. Orosz, Dominick Tringali, Donald B. Monson | 1989-06-13 |
| 4797516 | Moldings for isolation switch and fuse clips | Michael R. Clark, Donald B. Monson, Dominick Tringali | 1989-01-10 |