Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4847197 | Method for determining the disinfecting effect of a disinfectant and a test strip suitable therefor | Hans-Joachim Grege | 1989-07-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4847197 | Method for determining the disinfecting effect of a disinfectant and a test strip suitable therefor | Hans-Joachim Grege | 1989-07-11 |