Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D315596 | Propane fired heater for defrosting frozen pipes or the like | Wayne C. Colenutt | 1991-03-19 |
| D315597 | Propane fired heater for defrosting frozen pipes or the like | Wayne C. Colenutt | 1991-03-19 |