Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4335580 | Refrigeration unit with water cooled condenser | William J. Hannett, David Wilson | 1982-06-22 |
| 4319459 | Refrigeration machine and a method of charging the same | William J. Hannett | 1982-03-16 |