US PATENT SUBCLASS 307 / 41
.~.~ Sequential or alternating

Current as of: June, 1999
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307 /   HD   ELECTRICAL TRANSMISSION OR INTERCONNECTION SYSTEMS

11  DF  PLURAL LOAD CIRCUIT SYSTEMS {8}
38  DF  .~ Selectively connected or controlled load circuits {3}
41.~.~ Sequential or alternating

DEFINITION

Classification: 307/41

(under subclass 38) Subject matter having means for sequentially or alternatingly connecting load circuits.

SEE OR SEARCH CLASS

315, Electric Lamp and Discharge Devices: Systems,

323, for sequential starting of a plurality of lamps or space discharge devices.

318, Electricity: Motive Power Systems,

102, for sequential or alternate starting and/or stopping of plural electric motors.