US PATENT SUBCLASS 307 / 140
.~.~ Power circuit controlled

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

112  DF  SWITCHING SYSTEMS {5}
139  DF  .~ Switch actuation {5}
140.~.~ Power circuit controlled

DEFINITION

Classification: 307/140

(under subclass 139) Subject matter having means to control a power circuit.

(1) Note. This subclass relates, for example, to remote control systems for regulating a circuit.

SEE OR SEARCH CLASS

340, Communications: Electrical,

825+, for miscellaneous selective systems, such as party line and remote control systems.