US PATENT SUBCLASS 33 / 829
.~.~.~.~ Particularly adapted for measuring threaded element

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

700  DF  DISTANCE MEASURING {13}
783  DF  .~ Opposed contacts {10}
813  DF  .~.~ Micrometer {10}
828  DF  .~.~.~ With attachment {1}
829.~.~.~.~ Particularly adapted for measuring threaded element

DEFINITION

Classification: 33/829

Particularly adapted for measuring threaded element:

(under subclass 828) Subject matter wherein the object is a screw or screw gear.