Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4347711 | Heat-actuated space conditioning unit with bottoming cycle | David W. Friedman | 1982-09-07 |
| 4347714 | Heat pump systems for residential use | Robert C. Kinsell | 1982-09-07 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4347711 | Heat-actuated space conditioning unit with bottoming cycle | David W. Friedman | 1982-09-07 |
| 4347714 | Heat pump systems for residential use | Robert C. Kinsell | 1982-09-07 |