US PATENT SUBCLASS 187 / 388
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Current as of:
June, 1999
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187 /
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ELEVATOR, INDUSTRIAL LIFT TRUCK, OR STATIONARY LIFT FOR VEHICLE
380
DF
WITH CALL REGISTRATION MEANS
{4}
388
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DEFINITION
Classification: 187/388
Also directs response:
(under subclass 380) Subject matter wherein the means for handling service request also sends the load-underlying support surface to a landing* in answer to the request.