Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4379220 | Method of heating liquid | Lee M. Middleman | 1983-04-05 |
| 4276466 | Heater with distributed heating element | Lee M. Middleman | 1981-06-30 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4379220 | Method of heating liquid | Lee M. Middleman | 1983-04-05 |
| 4276466 | Heater with distributed heating element | Lee M. Middleman | 1981-06-30 |