Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5693888 | Heat conductance vacuum gauge with measuring cell, measuring instrument and connecting cable | Anno Schoroth | 1997-12-02 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5693888 | Heat conductance vacuum gauge with measuring cell, measuring instrument and connecting cable | Anno Schoroth | 1997-12-02 |