(1) [ TELEGRAPH EQUIPMENT-NAMELY, TELEGRAPH APPARATUS; TELEGRAPH TRANSMISSION EQUIPMENT; TELEPRINTER; TELEGRAPH RELAYS, TELECOMMUNICATION AND SIGNALLING EQUIPMENT-NAMELY, RELAYS; HIGH-TENSION PROTECTED TELECOMMUNICATION APPARTUS FOR OPERATION OVER POWER LINES SUBJECTED TO HIGH TENSION; LUMINOUS CALL SYSTEMS; ALARM SYSTEMS INCLUDING POLICE CALL, WATCHMAN CONTROL, AND BURGLAR ALARM APPARATUS; ELECTRIC TIME-SIGNAL TRANSMITTING EQUIPMNET; SURGE ARRESTEDRS AND FUSES; ELECTRICALLY OPERATED OPTICAL AND ACOUSTICAL SIGNALLING APPARATUS; STREET TRAFFIC SIGNAL APPARATUS; SIGNALLING AND COMMAND APPARTUS FOR SHIPS, TELEPHONE RECEIVING AND TRANSMITTING APPARATUS AND EXCHANGES THEREFOR AND PARTS THEREOF, INCLUDING; AMPLIFIERS, TELEPHONE RELAYS, AND SELECTOR SWITCHES; EQUIPMENT FOR VOICE FREQUENCY AND CARRIER-FREQUENCY COMMUNICATION BY WIRES OR WIRELESS SYSTEMS; SINGLE AND MULTICHANNEL RADIO LINKS FOR TELEPHONY, TELEGRAPHY, BROADCAST, AND TELEVISION TRANSMISSIONS; RADIO TELEPHONE EQUIPMENT FOR MOBILE SERVICES, APPARATUS FOR RECORDING AND REPRODUCING SOUND, RADIO BROADCAST AND TELEVISION EQUIPMENT - NAMELY, BROADCAST TRANSMITTERS, BROADCAST RECEIVING SETS; TELEVISION SETS, ANTENNAS FOR INDIVIDUAL AND COLLECTIVE INSTALLATIONS, VOICE-FREQUENCY AND CARRIER-FREQUENCY APPARATUS FOR TRANSMISSION OF BROADCASTING AND TELEVISION PROGRAMS OVER WIRES; REPEATER STATIONS, (2) ELECTRIC CABLES AND WIRES-NAMELY, BARE AND INSULATED ELECTRIC WIRES AND CABLES, LOADING COILS FOR CABLES; LOADING COIL BOXES; BALANCING CONDENSERS AND BALANCING NETWORKS FOR CABLES; FITTINGS FOR THE CONNECTION AND TERMINATION OF ELECTRIC CABLES; TERMINAL FITTINGS AND PLUGS FOR RADIO-FREQUENCY CABLES AND LINES, (3) ] ELECTRICAL CIRCUIT COMPONENTS FOR RADIO BROADCASTING AND TELECOMMUNICATION ENGINEERING, COMPRISING: CAPACITORS, RESISTORS, VARISTORS, THERMISTORS, TRANSFORMERS, POTENTIOMETERS, HIGH-FREQUENCY IRON CORES, RADIO INTERFERENCE SUPPRESSION EQUIPMENT [ (4) ELECTRIC DISCHARGE DEVICES - NAMELY, TERMIONIC TUBES; METAL - VAPOR RECTIFIERS; THYRATRONS, (5) RAILWAY SIGNALLING AND CONTROL EQUIPMENT AND COMPONENT PARTS THEREOF, INCLUDING; BLOCKING AND SIGNALLING APPARATUS; SIGNAL AND POINT ILLUMINATION; APPARATUS FOR CENTRALIZED CONTROL AND REMOTE CONTROL OF POINTS AND SIGNALS TRAIN ROUTE WRITERS; MANUALLY AND TRAIN-OPERATED BLOCKS AND BLOCK SIGNALS; RAIL CONTACT-MAKING DEVICES; MECHANICAL AND MAGNETIC TRAIN STOPS FOR URBAN AND SUBURBAN RAILWAYS; ELECTRIC WARNING SIGNALS AND BARRIERS FOR GRADES CROSSINGS; SHUNTING TRACK INDICATORS; INDICATOR PANELS ]