Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5377909 | Limit switch control especially for warm air furnaces | — | 1995-01-03 |
| 5333597 | Abatement member and method for inhibiting formation of oxides of nitrogen | Paul M. Haydock | 1994-08-02 |