Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5247838 | Double wing vortex flowmeter | William H. Vander Heyden, Ronald L. Brunkalla | 1993-09-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5247838 | Double wing vortex flowmeter | William H. Vander Heyden, Ronald L. Brunkalla | 1993-09-28 |