Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4844335 | Microprocessor controlled heating system | Charles C. Castelli | 1989-07-04 |
| 4298165 | Controls for heating system | — | 1981-11-03 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4844335 | Microprocessor controlled heating system | Charles C. Castelli | 1989-07-04 |
| 4298165 | Controls for heating system | — | 1981-11-03 |