US PATENT SUBCLASS 363 / 36
.~.~ For change of phase (e.g., number of phases)

Current as of: June, 1999
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363 /   HD   ELECTRIC POWER CONVERSION SYSTEMS

13  DF  CURRENT CONVERSION {25}
34  DF  .~ Including an A.C.-D.C.-A.C. converter {4}
36.~.~ For change of phase (e.g., number of phases)

DEFINITION

Classification: 363/36

For change of phase (e.g., number of phases):

(under subclass 34) Subject matter wherein there is a phase conversion with an intermediate conversion to D.C.

SEE OR SEARCH THIS CLASS, SUBCLASS:

2+, 9+ and 148+, for phase conversion without intermediate conversion to D.C.