Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4382433 | Combined humidistat and electronic air flow responsive switch | George E. Hess, Donald E. Donnelly | 1983-05-10 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4382433 | Combined humidistat and electronic air flow responsive switch | George E. Hess, Donald E. Donnelly | 1983-05-10 |