Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4873422 | Wall mounted heater with plug mount and support | Herbert K. Streich, Joel R. Johnson, Thomas Brian Olson, Donald L. Townsend | 1989-10-10 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4873422 | Wall mounted heater with plug mount and support | Herbert K. Streich, Joel R. Johnson, Thomas Brian Olson, Donald L. Townsend | 1989-10-10 |