Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5609342 | Gas shaft seal with flexible converging sealing faces | Robert A. Peterson, Robert S. Evenson | 1997-03-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5609342 | Gas shaft seal with flexible converging sealing faces | Robert A. Peterson, Robert S. Evenson | 1997-03-11 |