Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4905160 | Device for regulating the operation of a chemical treatment plant, to improve efficiency by attenuation of the variances of the regulating parameters | Jacques Maurice, Gerard Butte, Alain Vignau | 1990-02-27 |