Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4347912 | Airborne-sound-absorbing wall or ceiling paneling | Udo Weuster | 1982-09-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4347912 | Airborne-sound-absorbing wall or ceiling paneling | Udo Weuster | 1982-09-07 |