Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4367792 | Surface condenser | Edward F. Hay, deceased | 1983-01-11 |
| 4236575 | Tube bundle support plate | LeRoy J. Raseley, Edward F. Hay, deceased | 1980-12-02 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4367792 | Surface condenser | Edward F. Hay, deceased | 1983-01-11 |
| 4236575 | Tube bundle support plate | LeRoy J. Raseley, Edward F. Hay, deceased | 1980-12-02 |