Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5693228 | Method and device for vibration during solid phase microextraction | Wulf Hinrich Koehler | 1997-12-02 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5693228 | Method and device for vibration during solid phase microextraction | Wulf Hinrich Koehler | 1997-12-02 |