Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5518066 | Heat exchanger | Dennis G. Francis, Larry C. Brumbaugh | 1996-05-21 |
| 4846262 | Head closure apparatus for heat exchanger | Harold R. Lawrance | 1989-07-11 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5518066 | Heat exchanger | Dennis G. Francis, Larry C. Brumbaugh | 1996-05-21 |
| 4846262 | Head closure apparatus for heat exchanger | Harold R. Lawrance | 1989-07-11 |