Acetylene regulators; Apparatus and instruments for conveying, distributing, transforming, storing, regulating or controlling electric current; Batteries; Batteries and battery chargers; Batteries, electric; Battery charge devices; Battery chargers for use with telephones; Capacitors; Cash registers; Condensers; Control units for regulating start-up electrical motors; Control valves for regulating the flow of gases and liquids; DNA chips; Electric capacitors; Electrical inductors; Electronic regulating and control devices for the operation of light emitting diodes; Fitted noise reduction holed plates for control valves used in regulating the flow of gases and liquids; Football helmets; Goggle retention clips for protective helmets; Head-up displays for use in military and commercial aircraft, namely, fixed and helmet mounted transparent electronic displays for providing aircraft crew members with navigational and operational information; Helmet safety lights; Helmets for bicycles; Helmets for motorcyclists; Hockey helmets; Illumination regulators; Induction voltage regulators; Lenses for welding helmets; Level measuring machines; Levelling rods; Low pass inductor filter used in high power electrical applications; Magic lanterns; Magnifying glasses; Measurement standard devices for nanometrology, namely, measuring tools having a pattern in the micrometer or nanometer ranges; Micrometer gauges; Micrometers; Motorcycle helmet face shields; Motorcycle helmet visors; Oxygen regulators; Particle accelerators; Plumb levels; Power factor regulator to economize the delivery of electrical power in the nature of a rod containing minerals contained in a PVC tube; Pressure measuring apparatus; Protective helmets; Punch clocks; Punched card office machines; Regulators for use in scuba diving; Safety helmets; Sound recording apparatus; Sound transmitting apparatus; Speed regulators for record players; Static voltage regulators; Telephone wires; Time clocks; Transmitters of electronic signals; Valves for controlling and regulating the flow of gases or liquids not being parts of plumbing, heating, cooling installations or machines; Voltage regulators; Voltage regulators for electric power; Voltage regulators for vehicles; Weighing machines