Apparatus and instruments for physics and optical equipment, namely, hydrophones; electrotechnical equipment for control, monitoring and/or communication purposes, namely, analog to digital (A/D) converters and communication bus systems comprised of host bus adapters, telecommunications cables, computer hardware, computer network interface devices, apparatus for transmission of communication, structured cabling systems comprised of telecommunications cables and computer hardware for telecommunications; electroacoustic equipment for non-medical purposes, namely, electroacoustic transducers; surveying, marine, signal, measuring and monitoring equipment, namely, surveying instruments and magnetometers; telecommunications transmitters and receivers for audio; telecommunications transmitters; infrasonic transmitters and receivers of acoustic and electronic signals; ultrasonic transmitters and receivers of acoustic and electronic signals; high frequency transmitters and receivers of acoustic and electronic signals; communication equipment for underwater telephony, namely, apparatuses for transmission of underwater communication; antennas; tube antennas; acoustic echo sounders for measuring distances using waterborne sound; acoustic locating and control devices, namely, acoustic meters; ultrasonic transmitters and detectors for industrial purposes, echo sounders; control and monitoring devices and systems consisting of video monitors for monitoring the supply and disposal of surface and underwater vehicles; control rooms comprised of communication, monitoring, data transmission and data processing devices in the nature of computer chipsets for use in transmitting data to and from a central processing unit as parts of process data systems; recorded and downloadable computer software for sonar processing and sonar image compilation; recorded and downloadable computer software for the evaluation of signals received by means of said devices, in particular, for the recognition of spectral patterns; computer hardware and computer systems consisting thereof, namely, sonar processing equipment and sonar image compilation equipment; database systems, namely, recorded and downloadable computer software for database management; data recording devices, namely, electronic data recorders; data reproducing devices, namely, apparatuses for transmitting and reproducing sound or images including external storage devices; blank magnetic data carriers; battlefield reconnaissance systems comprised of sensor platforms with electric sensors, monitors for displaying sensor data, data transmission devices and data processing devices; devices for automatic target detection, target tracking, target classification and target engagement, namely, electronic sonar controlled tracking devices for tracking surface vessels, submarines, submersible vessels, underwater vehicles, gliding bodies in the nature of torpedoes, marine life, and geographic features using sonar; sonar systems and parts thereof; sonars, namely, bug sonars; underwater towed vehicles for measurement, observation, recognition, tracking and classification purposes, namely, sonars and electronic command, control, and management systems in the nature of sonar systems comprised of sonar equipment and parts thereof, computer hardware and downloadable computer software for operating, controlling and managing underwater towed vehicles and vessels; image compilers; control consoles comprised of computer displays in the nature of computer monitors, touchscreens, sonar screens in the nature of Video screens, electric control panels and optical control panels being lighting control panels; surveying equipment and systems, namely, surveying machines and instruments for water, and parts thereof; recording equipment, namely, electronic video, sound, and data recorders; processing apparatus for transmitting, receiving, recording, analysis, preparation, storage or forwarding of data, namely, computer hardware for recording, storage, transmission, or reproduction of visual, audio, and data content; control and display consoles and protective housings specially adapted for the aforementioned equipment, systems and installations

Installation, repair and maintenance of tactical air and water defense systems, command and control systems including systems for combat management, communications systems, electronic warfare, sonar, torpedo and mine warfare apparatus and devices, electronic satellite and communications equipment, wired and wireless information-collecting equipment, information transmission equipment and information-processing technology equipment, including high-frequency and sound technology equipment, radio direction finding equipment, radar and locating equipment and navigation equipment, laser equipment, sonars, sonar equipment, night-vision equipment, aiming equipment, ultrasound equipment, antennas

Scientific and technological services, namely, scientific research in the field of tactical air and water defense, combat management control, communications, electronic warfare, sonar, torpedo and mine warfare, electronic satellite and communications equipment, wired and wireless information acquisition technology, information transmission technology and information processing technology, including high frequency and sound technology, radio direction finding equipment, radar and locating equipment and navigation equipment, laser equipment, sonars, sonar equipment, night vision equipment, aiming equipment, ultrasound equipment, antennas