US PATENT SUBCLASS 172 / 453
.~ Actuator electrically powered

Current as of: June, 1999
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172 /   HD   EARTH WORKING

452  DF  WITH ACTUATOR ADAPTED TO LIFT TOOL FOR TRANSPORT ON WHEELED FRAME OR BROADLY CLAIMED IMPLEMENT {37}
453.~ Actuator electrically powered

DEFINITION

Classification: 172/453

(under subclass 452) Apparatus wherein the actuator is driven by an electrically powered device.