Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5095738 | Internal combustion engine head leak tester | — | 1992-03-17 |
| 4213328 | Apparatus for fluid pressure testing of engine cylinder heads and similar parts | Albert Fegel | 1980-07-22 |