Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4832495 | Apparatus for measuring opaque medium coverage of a translucent sheet | Peter Vischer | 1989-05-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4832495 | Apparatus for measuring opaque medium coverage of a translucent sheet | Peter Vischer | 1989-05-23 |