MV

Marc Dufresne de Virel

Overall (All Time): #3,047,088 of 4,157,543Top 75%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9003717 Tropical ventilation well Christian Barre, Jean-Paul Bouchet, Philippe Delpech, Gerard Grillaud, Olivier Flamand 2015-04-14