Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4293508 | Method and apparatus for longitudinally stretching a substantially amorphous polyethylene terephthalate film | Walter J. Rens | 1981-10-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4293508 | Method and apparatus for longitudinally stretching a substantially amorphous polyethylene terephthalate film | Walter J. Rens | 1981-10-06 |