Filed: July 29, 2013 Electronic apparatus for geophysical prospecting, namely, seismic sensors in the nature of particle motion sensors, seismometers… Owned by:SERCEL Serial Number:86022248
SCIENTIFIC RESEARCH APPARATUS AND INSTRUMENTS FOR THE DETECTION OF UNDERWATER ANIMALS AND/OR SEA MAMMALS AND/OR FOR GEOPHYSICAL… Owned by:SERCEL Serial Number:86317258