Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4847585 | Center ventilated resistor grid | Victor V. Kirilloff, William A. Benson, Robert Cummins | 1989-07-11 |
| 4837549 | Tapped resistor grid assembly | Victor V. Kirilloff, William A. Benson, Robert Cummins | 1989-06-06 |