US PATENT SUBCLASS 33 / 711
.~.~ Rolling contact

Current as of: June, 1999
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33 /   HD   GEOMETRICAL INSTRUMENTS

700  DF  DISTANCE MEASURING {13}
710  DF  .~ Machine parts {1}
711.~.~ Rolling contact

DEFINITION

Classification: 33/711

Rolling contact:

(under subclass 710) Subject matter wherein a measuring means has an element which bears on a machine element which causes the measuring means element to rotate to determine how far the machine element has moved.