Filed: December 22, 2006 Equipment, apparatus and instruments for seismic and geophysical acquisition and detection under water, namely, sets of… Owned by:SERCEL Serial Number:79035314
Filed: March 26, 2007 Acoustic measurement and control device for positioning streamers for offshore seismic recording apparatus Owned by:SERCEL Serial Number:79040739
Filed: November 10, 2008 Surveying apparatus and instruments, namely, surveying apparatus and instruments in the field of processing, acquisition… Owned by:SERCEL Serial Number:79062754