9 telecommunication apparatus and equipment, namely transmitters, receivers, transceivers, modulators, demodulators, modems, polarizers, convertors, processors, channel splitters, controllers, actuators, synthesizers, feedhorns, monitors, antennas, facsimile sets, telephone sets, laser printers, connectors, cable and wiring, for use in the transmission and reception of telegraphic, radio-telegraphic, telephone, telex, facsimile, television and satellite signals