Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5551708 | Face ring retainer arrangement for mechanical seal | John R. Vesey | 1996-09-03 |
| 4890851 | Bellows seal with vibration damper | Louis H. Avard | 1990-01-02 |
| 4675744 | Scanning system | — | 1987-06-23 |