EMHART

[ ELECTRICAL AND ELECTRONIC COMPONENTS, INCLUDING CAPACITORS, RESISTORS, RECTIFIERS, SEMICONDUCTORS, AND POTENTIOMETERS; MECHANICAL, ELECTROMECHANICAL AND ELECTRONIC SWITCHES, RELAYS AND CONTROLS; ELECTRONIC GENERATORS OF AUDIBLE SOUND FOR USE AS WARNING SIGNALS; ELECTROMECHANICAL AND ELECTRONIC TIMERS AND CONTROLLERS; INDUCTANCE TUNERS; BATTERIES AND ] [ STUD WELDING APPARATUS; ] QUALITY CONTROL TESTERS FOR GLASS PRODUCTS; [ ELECTRONIC DETECTORS FOR USE IN DETECTING THE FLOW OF WATER, HYDROCARBONS AND HAZARDOUS LIQUIDS; ELECTROMAGNETIC DOOR CLOSERS AND HOLDERS; ELECTROMECHANICAL DOOR LOCKS AND STRIKES; DOOR VIEWERS ]