Description: Radar, namely, radar machines and apparatus; radar antennas; radar apparatus; radar apparatus for use in navigation; radar displays; radar installations, namely, radar machines and apparatus; radar instruments, namely, radar receivers, transmitters, antennas and associated cabling; radar jamming apparatus; radar receivers with amplifiers; transmitters of electronic signals, namely, radar transmitters; passive radio frequency sensors, other than for medical use; air traffic control apparatus, namely, air traffic control surveillance equipment; antennas for the reception of electromagnetic waves; military electronic apparatus, namely, radar receivers with amplifiers, transmitters of electronic signals, mastheads being electronic signal detectors and computer display screen, all for use with military applications; DEFENSE; Engineering; Engineering consultancy; Engineering design; Engineering drawing; Engineering feasibility studies; Engineering research; Engineering services relating to computer programming; Engineering testing, namely, testing of radar machines, radar instruments and apparatus and passive sensor equipment; Research relating to radar and passive sensor engineering; Research, namely, radar and passive sensor product research, engineering services and technical consultancy in the field of radar engineering and passive sensor technology for industry; Software engineering; Technical engineering, namely, technical advisory services related to radar engineering and passive sensor technology; Engineering services, namely, technological engineering analysis; Technical data analysis services, namely, radar and passive sensor data analysis