Closed circuit video apparatus; Digital video adaptors for use with computers; Digital video apparatus for professional television use; Electrical apparatus for recording video images; Electrical apparatus for use in testing video games; Electronic apparatus for interfacing video apparatus; Electronic video multiplexer; Interactive video apparatus; Interactive video instruments; Interactive video players; Interactive video work stations; Large screen video projectors; Projection video apparatus; Security apparatus for receiving video signals; Security apparatus for transmitting video signals; Still movie video-cameras; Still video cameras; Still video printers; Still video receivers; Still video recorders; Still video transmitters; Video amplifying apparatus; Video apparatus; Video apparatus for television studios; Video camera security apparatus; Video cameras; Video cameras adapted for monitoring purposes; Video cameras adapted for security purposes; Video cameras for use in television transmission suites; Video circuit boards; Video communications apparatus; Video communications instruments; Video coupling apparatus; Video data converting apparatus; Video devices; Video digitisers; Video digitizers; Video display apparatus; Video display instruments; Video display screens; Video display terminals; Video display units; Video door telephone apparatus; Video intercom apparatus; Video local area network controllers; Video mixers; Video mixing apparatus; Video monitors; Video multiplexing apparatus; Video multiplexing apparatus for use with video camera installations; Video phones; Video playback apparatus; Video printing apparatus; Video processing apparatus; Video production apparatus; Video projectors; Video recorders; Video scanning apparatus; Video screens; Video signalling apparatus; Video surveillance apparatus; Video surveillance cameras; Video telephones; Video terminals; Video transmitters; Video transmitting apparatus; Video wall installations; Apparatus for sound transmission; Apparatus for television transmission; Apparatus for the transmission of data; Apparatus for the transmission of electrical signals; Apparatus for the transmission of images; Apparatus for the transmission of sound; Apparatus for the transmission of sound or images; Signal transmission apparatus; Television signal transmission apparatus; Transmitters for the transmission of electric signals; Transmitters for the transmission of electronic signals; Transmitters for use in the transmission of television programmes