Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5182556 | Drain plug absence indicator | Gerald N. Plost | 1993-01-26 |
| 5162793 | Drain plug absence indicator | Gerald N. Plost | 1992-11-10 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5182556 | Drain plug absence indicator | Gerald N. Plost | 1993-01-26 |
| 5162793 | Drain plug absence indicator | Gerald N. Plost | 1992-11-10 |