Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5138024 | Modified polyester useful as photographic roll film support | Robert C. Daly, Robert H. Fehnel, Constantine C. Petropoulos | 1992-08-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5138024 | Modified polyester useful as photographic roll film support | Robert C. Daly, Robert H. Fehnel, Constantine C. Petropoulos | 1992-08-11 |