9 environmental and altitude chambers; computer software for use in fluid mechanics simulation; automatic valves, namely, control valves, ball valves, globe valves, butterfly valves, plug valves, check valves, eccentric valves, knife gate valves, gate valves, isolation valves, diverter valves and sleeve valves; control valves for regulating the flow of gases and liquids; automatic valve assemblies and automatic valve operating assemblies comprised of control valves, ball valves, globe valves, butterfly valves, plug valves, check valves, eccentric valves, knife gate valves, gate valves, isolation valves, diverter valves, sleeve valves, consistency transmitters, pneumatic and electro-pneumatic positioners, actuators, solenoids, regulators, governors, pneumatic motion transmitters, electric transformers; electric pneumatic transducers, desuperheaters, vapor and steam conditioning valves, strainers, air gap drains, and/or setters; boiler water regulators; boiler pressure governors; electronic blade consistency transmitters for measuring liquid mixtures in industry; computer software for assisting in valve systems and in specifying valve products; electronic digital controller for positioning valves in industrial equipment; computer monitor and signal conditioners for diagnosing control valve performance; electronic valve actuators; coaxial cable; hand held computer for use in detecting leaks in pressurized cables; electronic validating and registering bus fare boxes; ticket and token vending machines; revenue collection and security equipment; portable dynamic signal analyzers railroad and transit electric hydraulic control switches; underwater safety lights to direct the movement of fish; electronic lighting controllers and power converters; electronic reconnaissance systems comprised of antennas, computers, machine readable computer-programs, direction finding receivers, radio frequency distribution and switching apparatus; signal acquisition and classification apparatus; radio jamming apparatus; broadcast equipment for wireless transmissions, radio, and television, namely, antennas and structural and electrical components, parts and accessories therefor - namely, switching apparatus, diplexers, towers, transmission lines and cables, matching units and control apparatus; electrical fiber-optic communication transmission lines for audio and video signal transmission; optical waveguides; metallic waveguide and coaxial cable and end-connectors; air flow sensors; testing equipment, namely, vibration testing machines known as "shakers" and used for vibration testing of industrial elements and components; thermostats; emergency warning lights, namely, aviation obstruction lighting; airport lighting systems; security lighting systems; beacon and obstruction warning systems and components parts; hand held computer for detecting leaks in pressurized cables; wireless data carriers and receivers for use with vehicle diagnosing and monitoring; computer hardware and software used for radio signal intercept and direction finding; receivers and processors for use with such signal processing systems