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9
Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; apparatus for recording, transmission or reproduction of sound or images; magnetic data carriers, recording discs; automatic vending machines and mechanisms for coin-operated apparatus; cash registers, calculating machines, data processing equipment and computers; fire-extinguishing apparatus.
scientific, data communicating, electronic, audio and video equipment comprising: television camera control systems for converting video signals with industrial pulses to eia standard; printing and televising systems comprising a modified teletype printer and television camera; cathode ray character generators; video control centers comprising a television camera control, video switcher and, optionally, a sync. generator; television broadcast synchronizing generators; television cameras; screen splitters comprising special effects generators which permit display of two pictures from two cameras by splitting the display screen horizontally, vertically or diagonally; video distribution amplifiers and pulse distribution amplifiers; video/audio switchers comprising terminating switchers, bridging switchers, programmed switchers, passive video switchers, video and audio distribution switchers, broadcast video switchers, vertical interval switchers and routing switchers; video color encoders; intercom systems comprising intercom amplifiers for use with headsets; compact audio/video studios for use with television broadcast equipment; combined metal carrying case and rack for use with television broadcast equipment; card and photograph displays with a television camera; film and slide uniplexers for coupling a single film or slide source to a television camera; electromechanical programming and video switching equipment, including circuitry, which automatically intersperse the outputs of two or more program sources, including automatic news and weather televising equipment; color origination television circuitry used to add color information to monochrome television transmission; and electrical circuit control apparatus
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9
Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; apparatus for recording, transmission or reproduction of sound or images; magnetic data carriers, recording discs; automatic vending machines and mechanisms for coin-operated apparatus; cash registers, calculating machines, data processing equipment and computers; fire-extinguishing apparatus.
scientific, data communicating, electronic, audio and video equipment comprising: waveform samplers comprising raster display devices for video waveforms with or without television cameras; video test equipment comprising test generators and accessories such as video switchers and programmers; vertical interval data transmission systems for transmitting digital and analog video test signals; video processors for improving rise and decay times of synchronizing signals; blackburst generators receiving synchronizing pulses and a subcarrier and providing a combination of phased color burst and synchronizing pulses; a series of weather meters monitored by a television camera; optical multiplexers for selecting or joining more than one picture source for pickup by a single television camera
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42
Scientific and technological services and research and design relating thereto; industrial analysis and research services; design and development of computer hardware and software
design and engineering of closed-circuit television systems
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37
Building construction; repair; installation services
installation, service and repair of closed-circuit television systems
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38
Telecommunications
operating closed-circuit television for others
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41
Education; providing of training; entertainment; sporting and cultural activities
production of effective training tapes to the order and/or specification of others, video recording, staging-namely, supervision and obtaining requested graphics, and entertainment through the issue of film comedy stories