Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4193417 | Fluid check valve device | Kenneth A. Prescher | 1980-03-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4193417 | Fluid check valve device | Kenneth A. Prescher | 1980-03-18 |