Cable for sea seismic exploration
Cardan suspension for microphones for sound ranging in water
Ceramic mass loaded longitudinal vibrator
Coaxial, dual chamber seismic air gun
Collapsible annular acoustic transmission antenna
Combination acoustic filter plate and liquid lens
Combination seal and wear for an air gun
Combination seismic cable
Combined stabilization bracket and mine system for gathering...
Compact sleeve air gun
Compensating sensor device for a charge amplifier circuit used i
Complaint tube low frequency sound attenuator
Complementary interferometric hydrophone
Compliant tube baffle
Compliant tube baffle
Compliant tube baffle
Compliant underwater acoustic baffle
Composite hydrophone array assembly and shading
Composite marine seismic source
Composite sonar transducer for operation as a low frequency unde