9 Apparatus, instruments and equipment for radio communication, localization, geolocation, management and presentation of map data, namely, electronic devices for locating and tracking people using radio frequency and global positioning systems; electronic positioning and guidance systems in the nature of electronic navigational and positioning apparatus and instruments; equipment for satellite navigation, namely, satellite-aided navigation systems; battery chargers; electric batteries; batteries for navigation and positioning systems; geographic information production systems, namely, satellite-aided navigation systems, global positioning system (GPS); GPS navigation devices; downloadable software for the management and operation of location and navigation systems used by dismounted infantry, security or intervention personnel; apparatus and equipment for acquisition, compression, transmission, analysis and restitution of satellite images, aerial photographs and terrain models, namely, satellite receivers, telescopes, radio transmitters, data transceivers.