Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4910971 | Indirect air conditioning system | — | 1990-03-27 |
| 4847019 | Cooling tower | — | 1989-07-11 |
| 4771611 | Air conditioning means and method | — | 1988-09-20 |
| 4263967 | Heat transfer pack | Malcolm R. W. Heath | 1981-04-28 |