Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5197921 | Construction element for a noise-suppression shed | Klaus-Peter Lubien etzki | 1993-03-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5197921 | Construction element for a noise-suppression shed | Klaus-Peter Lubien etzki | 1993-03-30 |