Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE33032 | Polycarbonate films of low flammability and improved stress crack resistance | Joachim Wank, Eckart Reese | 1989-08-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE33032 | Polycarbonate films of low flammability and improved stress crack resistance | Joachim Wank, Eckart Reese | 1989-08-22 |