TELECOMMUNICATION APPARATUS AND INSTRUMENTS; NAMELY RADIO TELEPHONES; RADIO TRANSMITTING AND RECEIVING APPARATUS; ELECTRONIC APPARATUS FOR SCRAMBLING (ENCODING) VOICE TRANSMISSIONS; ELECTRONIC DATA INPUT AND OUTPUT APPARATUS FOR USE IN VEHICLES OR WITH RADIO TELEPHONES; COMPUTERS; DATA TERMINALS; PRINTERS; CONTROL APPARATUS; MAGNETIC CARD READERS; KEYBOARDS; DISPLAY SCREENS; PARTS AND FITTINGS FOR ALL THE AFORESAID GOODS