Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4391461 | Quarter-turn fastener | — | 1983-07-05 |
| 4389551 | Probe-actuated guard shield switch | William F. Schell | 1983-06-21 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4391461 | Quarter-turn fastener | — | 1983-07-05 |
| 4389551 | Probe-actuated guard shield switch | William F. Schell | 1983-06-21 |