Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5653105 | Device for the treatment of the exhaust gases of a spark-ignition engine comprising a catalyst body and a hydrocarbons adsorber placed in an exhaust manifold | Jean-Michel Bart | 1997-08-05 |