Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4317268 | Process for making a heater exchanger | Donald R. Bowden | 1982-03-02 |
| 4316501 | Heat exchanger with leakage collector | Donald R. Bowden | 1982-02-23 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4317268 | Process for making a heater exchanger | Donald R. Bowden | 1982-03-02 |
| 4316501 | Heat exchanger with leakage collector | Donald R. Bowden | 1982-02-23 |