US PATENT SUBCLASS 310 / 228
.~.~.~ With cleaning, lubricating, resurfacing or repairing

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}
219  DF  .~.~ Current collectors {7}
228.~.~.~ With cleaning, lubricating, resurfacing or repairing

DEFINITION

Classification: 310/228

(under subclass 219) Subject matter having cleaning, lubricating, resurfacing or repairing means as part thereof.

SEE OR SEARCH CLASS

29, Metal Working,

597, for miscellaneous methods of manufacturing and repairing commutators.