(under the class definition) Subject matter relating to the regulation of the current in a system by intermittent interruption of the circuit.
SEE OR SEARCH THIS CLASS, SUBCLASS:
132, for repetitive make and break systems, such as flasher systems.
SEE OR SEARCH CLASS
315, Electric Lamp and Discharge Devices: Systems,
209+, for electric lamp and discharge device systems having a periodic switch in the supply circuit.
318, Electricity: Motive Power Systems, 519+, and the classes referred to in the search notes to that subclass, for electric motor systems having circuit making and breaking means in the supply circuit to control the magnitude of the energy supplied.
322, Electricity: Single Generator Systems,
70, for this subject matter utilized in an electric generator system.
323, Electricity: Power Supply or Regulation Systems, appropriate subclasses for miscellaneous switching regulators.
607, Surgery: Light, Thermal, and Electrical Application,
