Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4497435 | Control air exhaust for humidistat | — | 1985-02-05 |
| 4268383 | Flow system control with time delay override means | — | 1981-05-19 |
| 4258747 | Flow system with pressure level interlock control apparatus | — | 1981-03-31 |
| 4188968 | Flow system with pressure level responsive air admission control | George J. Janu | 1980-02-19 |