9 Counting, Monitoring, Switching, Signalling, Measuring, Controlling and Regulating Units for Telecommunication and Transmission Equipment; Transmitters and Receivers for Transmitting, Receiving and Playing Back Sounds and Characters; Transmitting Networks; Radio Frequency Transmitters and Receivers; Units for Wireless and Wire-Bound Information Transmission; Analog and Digital Multiplexers and Demultiplexers; Antennas; Parabolic Antennas; Antenna Horns; Loudspeakers; Amplifiers; Low Voltage Distributors; Electronic Communication Data Storing Units; Data Transmitters; Data Transmitting Networks and Data Receivers; High and Low Frequency Electrical Telecommunication Units; CONTROL UNITS FOR TELECOMMUNICATION AND TRANSMISSION EQUIPMENT; TRANSFORMERS; PRINTED CIRCUITS; ELECTRICAL CABLE LINE UNITS; RACK UNITS FOR USE IN COMMERCIAL DATA TRANSMISION; STRUCTURAL PARTS FOR ALL OF THE FOREGOING; OPTICAL DATA TRANSMITTING UNITS AND NETWORKS; UNITS FOR PROCESSING SOUNDS AND CHARACTERS; MODULES FOR COMMUNICATIONS SATELLITES AND EARTH STATIONS; UNITS FOR ON-LINE INFORMATION PROCESSING; ENCRYPTION UNITS FOR USE IN THE COMMUNICATIONS TRANSMISSION FIELD; ELECTRICAL CURRENT SUPPLY UNITS; DATA PROCESSORS; OPTICAL DATA LINK UNITS BY MEANS OF OPTICAL FIBERS AND ASSOCIATED TRANSMITTERS AND RECEIVERS WITH CONNECTED DIGITAL MULTIPLEXERS AND DEMULTIPLEXERS; FIBEROPTIC NETWORKS; PRERECORDED COMPUTER PROGRAMS; OPTICAL TRANSMITTERS WITH OR WITHOUT DIGITAL MULTIPLEXERS; FIBEROPTIC CABLES; OPTICAL TRANSMISSION UNITS INCORPORATING AN OPTICAL TRANSMITTER, A FIBEROPTIC CABLE AS A TRANSMISSON MEDIUM AND AN OPTICAL RECEIVER; STRUCTURAL PARTS FOR CABLE TELEVISION NETWORKS; STATIONARY AND MOBILE MICROWAVE RADIO LINK UNITS; COMMUNICATIONS AND TELECOMMUNICATIONS CABLE UNITS; VOICE PROCESSING UNITS; VOICE SYNTHESIZING UNITS; OPTICAL COMMUNICATIONS AND DATA SENDING, LINKING AND RECEIVING UNITS; COMMUNICATIONS UNTS FOR DETECTING AND TRANSMITTING MEASURED VALUES OF SPATIALLY REMOTE OBJECTS TO A CENTRAL STATION FOR EVALUATION OR DISTRIBUTION OF THE TRANSMITTED DATA AS WELL AS FOR THE TRANSMISSION OF REMOTE CONTROL INSTRUCTIONS; COMMUNICATION UNITS FOR REMOTE CONTROL AND MONITORING; ELECTRICAL REMOTE CONTROL AND SUPERVISORY UNITS FOR USE IN INDUSTRIAL AND OTHER APPLICATIONS; MODULATORS; DEMODULATORS; ELECTRICAL FILTERS; STRUCTURAL PARTS OF RADIO FREQUENCY CABLE AND WAVEGUIDE ASSEMBLIES, SLEEVES, TILT FRAMES, INSTALLABLE FRAMES AND HOUSINGS