Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4821565 | Device for measuring small changes in the thickness profile of band-shaped material particularly photographic base paper | Waldemar Vossbeck | 1989-04-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4821565 | Device for measuring small changes in the thickness profile of band-shaped material particularly photographic base paper | Waldemar Vossbeck | 1989-04-18 |