Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4783988 | Apparatus and method for detecting leaks in welded heat exchanger plates | Frank W. Bao, Richard K. Dressman | 1988-11-15 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4783988 | Apparatus and method for detecting leaks in welded heat exchanger plates | Frank W. Bao, Richard K. Dressman | 1988-11-15 |