Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4682009 | Wall mounted combined radiactive-convective electric space heater | Josef Burkert, Ralf Bendel | 1987-07-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4682009 | Wall mounted combined radiactive-convective electric space heater | Josef Burkert, Ralf Bendel | 1987-07-21 |