US PATENT SUBCLASS 33 / 706
.~ Scale reading position sensor (e.g., grid counting)

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

700  DF  DISTANCE MEASURING {13}
706.~ Scale reading position sensor (e.g., grid counting) {2}
707  DF  .~.~> Optical
708  DF  .~.~> Magnetic

DEFINITION

Classification: 33/706

Scale reading position sensor (e.g., grid counting):

(under subclass 700) Subject matter wherein the means for indicating the measured distance is a scanning element which receives pulses from a scaled element of the measuring means as the scanning element and scaled element are moved relative to each other.