Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4575046 | Valve seat retainer having a full uninterrupted gasket face | Bernd Krause, William F. Scroggin | 1986-03-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4575046 | Valve seat retainer having a full uninterrupted gasket face | Bernd Krause, William F. Scroggin | 1986-03-11 |