US PATENT SUBCLASS 307 / 42
.~ Circuit arrangements or layouts

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

11  DF  PLURAL LOAD CIRCUIT SYSTEMS {8}
42.~ Circuit arrangements or layouts

DEFINITION

Classification: 307/42

(under subclass 11) Subject matter relating to circuit arrangements or layouts with respect to geos:graphic territory.

(1) Note. This subclass relates, for example, to systems for distributing electric power along the length of a railway and, for example, to systems for distributing electric power along and across a grid.