Safety alert and locating system
Self-deploying buoy system
Site occupancy detector
Sonar array mounting for sonobuoy
Sonobuoy apparatus
Sonobuoy cable pack
Sonobuoy deployment method
Sonobuoy for forming virtual vertical sensing arrays
Sonobuoy multiple depth deployment apparatus
Sonobuoy retaining and release apparatus
Sonobuoy suspension system
Sonobuoy system
Sounding device for showing its location on a fish detector
Spread spectrum underwater location beacon system
Stabilized sonobuoy suspension
Stabilized suspension for immersible apparatus
Submarine communication
Surface launched sonobuoy
System and method for navigation using two-way ultrasonic...
System and method of operation thereof for increasing...