Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4189235 | Test device for dynamically measuring the degree of dirt accumulation on bank-notes | Josef Gier, Herbert Bernardi, Erhard Lehle | 1980-02-19 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4189235 | Test device for dynamically measuring the degree of dirt accumulation on bank-notes | Josef Gier, Herbert Bernardi, Erhard Lehle | 1980-02-19 |