9 Magnetrons for use in generating alternating currents at microwave frequencies; Sensors for determining temperature; Temperature sensors; Time switches; Timing sensors; Casings and casing parts for electrical equipment, namely, housing for switching apparatus; Electric couplings; Electric switch housings; Electric switches; Electrical switches; Electronic timers; Electronic controllers for servo motors; Electronic devices for timing pigeons; Electronic kitchen timers; Electronically-operated door latches; Flow switches for monitoring and controlling the flow of gases or liquids; Food timers; Kitchen timers; Leak detecting device for water supplied home appliances consisting of water sensor, control unit with audible alarm and water valves; Level switches for monitoring and controlling liquids in tanks and vessels; Lockout devices for use with electrical switches; Power switches; Pulse operated latching relays; Water heater controls