Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5354148 | Apparatus for spreading a bonding emulsion, or similar fluids, and road-building machine | — | 1994-10-11 |
| 5324136 | Apparatus for spreading bonding emulsion or similar material for road asphalt | Michel Perrin, Clement Beatrix, Pierre Defontaine | 1994-06-28 |
| 5310118 | Mechanical actuating device for opening or closing a valve controlling a nozzle movable along a present trajectory | — | 1994-05-10 |
| 5279500 | Apparatus for spreading a road surfacing material | Michel Perrin, Clement Beatrix, Pierre Defontaine, Philippe Brissonneau, Jean-Pierre Gravet | 1994-01-18 |
| 5190399 | Road vehicle for the spreading of materials for repair of the highway, with integrated compactor | Michel Chappat | 1993-03-02 |
| 5178486 | Device for spreading a fluid substance, and machine permitting the simultaneous application of this substance and of the surfacing of a highway | Michel Perrin, Clement Beatrix, Pierre Defontaine, Philippe Brissonneau | 1993-01-12 |