Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5648722 | Apparatus and method for determining the state of an electrical switch within an HVAC system | Jack Francis Hammons | 1997-07-15 |
| 5602758 | Installation link-up procedure | Larry A. Lincoln, Robert M. Russ, William W. Bassett, Thomas L. Webster | 1997-02-11 |
| 5590642 | Control methods and apparatus for gas-fired combustors | Robert A. Borgeson, Robert M. Russ, Larry A. Lincoln, Thomas L. Webster, William W. Bassett | 1997-01-07 |