Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE35639 | Method and apparatus for measuring ratio of mass flow rates and energy flow in a gas pipeline | William H. Vander Heyden | 1997-10-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE35639 | Method and apparatus for measuring ratio of mass flow rates and energy flow in a gas pipeline | William H. Vander Heyden | 1997-10-21 |