Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5034424 | Rigid foam and process for producing the same | Udo Wenning | 1991-07-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5034424 | Rigid foam and process for producing the same | Udo Wenning | 1991-07-23 |