US PATENT SUBCLASS 307 / 20
.~.~.~ With control of magnitude of energy transfer


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

11  DF  PLURAL LOAD CIRCUIT SYSTEMS {8}
18  DF  .~ Plural sources of supply {5}
19  DF  .~.~ Interconnected for energy transfer {2}
20.~.~.~ With control of magnitude of energy transfer


DEFINITION

Classification: 307/20

(under subclass 19) Subject matter having means to control the magnitude of the energy which is transferred between one source of supply and another source of supply.

SEE OR SEARCH CLASS

323, Electricity: Power Supply or Regulation Systems.