Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4930261 | Valve resurfacing apparatus and method for making the same | Mark Tiegs | 1990-06-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4930261 | Valve resurfacing apparatus and method for making the same | Mark Tiegs | 1990-06-05 |