Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4963716 | Vehicular air heater using PTC heater tablets associated with funnel heat exchanges | Fredrik M. N. Van Den Elst | 1990-10-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4963716 | Vehicular air heater using PTC heater tablets associated with funnel heat exchanges | Fredrik M. N. Van Den Elst | 1990-10-16 |