US PATENT SUBCLASS 310 / 160
.~.~.~ Frequency converters

Current as of: June, 1999
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310 /   HD   ELECTRICAL GENERATOR OR MOTOR STRUCTURE

10  DF  DYNAMOELECTRIC {5}
40 R  DF  .~ Rotary {28}
159  DF  .~.~ A.C. {5}
160.~.~.~ Frequency converters

DEFINITION

Classification: 310/160

(under subclass 159) Subject matter relating to frequency converters.

SEE OR SEARCH THIS CLASS, SUBCLASS:

127+, for this subject matter having plural collectors.

SEE OR SEARCH CLASS

84, Music,

725+, for this subject matter in an electrical musical instrument, such as an electric organ.

191, Electricity: Transmission to Vehicles, 7, for this subject matter in a distribution system utilized for transmitting electricity to a moving vehicle from a stationary point.

363, Electric Power Conversion Systems,

157+, especially subclasses 174+ for this subject matter in a conversion system.