Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4909083 | Pressure/differential pressure measuring device | Joseph J. Ponzi, Ernst R. Ginkel | 1990-03-20 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4909083 | Pressure/differential pressure measuring device | Joseph J. Ponzi, Ernst R. Ginkel | 1990-03-20 |