US PATENT SUBCLASS 310 / 158
.~.~ Universal (A.C. or D.C.)

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}
158.~.~ Universal (A.C. or D.C.)

DEFINITION

Classification: 310/158

(under subclass 40) Subject matter relating to universal motors which will operate with either alternating current or direct current sources.

SEE OR SEARCH CLASS

318, Electricity: Motive Power Systems,

245, and 246+ for universal motor systems.