Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4845984 | Temperature compensation for a thermal mass flow meter | — | 1989-07-11 |
| 4805452 | Device for the thermal measurement of the mass flow gases and liquids | Kurt Eiermann, Reiner Goebel, Peter Gries | 1989-02-21 |