Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6450143 | Heavy-duty valve stem seal assembly | Mark A. Stamback | 2002-09-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6450143 | Heavy-duty valve stem seal assembly | Mark A. Stamback | 2002-09-17 |