Acoustic prelaunch weapon communication system
Anchor alarm for boats and the like
Apparatus and method of radio communication from a submerged und
Apparatus for interconnecting an underwater vehicle and a free f
Apparatus for interconnecting an underwater vehicle and a free-f
Bi-directional underwater communication system
Buoyant electrode
Cable detector
Dive profile recorder
Electrical conductor detector
Electro-optical detection system for reflection free underwater
Emergency underwater notification device
Emergency underwater notification device
Fiber optic penetrator for offshore oil well exploration and pro
Method and apparatus for propagating electrical signals through
Mine sweeping system for magnetic and non-magnetic mines
Monitor information transmitting/receiving apparatus in...
Submarine communication system
Subsea well pressure monitor
Surveillance system