Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4242391 | Noise barrier pad and the method for the production of same | Manfred Schmahl, Armin Tritsch | 1980-12-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4242391 | Noise barrier pad and the method for the production of same | Manfred Schmahl, Armin Tritsch | 1980-12-30 |