Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4618776 | Light and weather resistance sensing system with a sensed signal transmission channel | Walter Sturm, Helmut Becker, Jurgen Witt, Werner Fritz | 1986-10-21 |
| 4406322 | Heating and/or cooling system | Guglielmo Rossi, Gerd Mulier | 1983-09-27 |