9 blank magnetic recording media, blank acoustical disks, computers and data processors and fire extinguishers, scientific apparatus and instruments; namely, space stations, satellites, ground stations; namely, computer software and radar instruments for earth observation, launching and retrieval of satellites, telecommunications meteorology, environmental management and image transmission, reception and processing; and scientific apparatus and instruments; namely, radar, sonar and magnetic mine detectors and degaussers; avionic and electrooptical sensors for military and naval actions and communications, surveillance and target detection; and scientific apparatus and instruments; namely, mobile cellular telephones with repeaters and user terminals