US PATENT SUBCLASS 356 / 228
.~.~.~ Movable scale (e.g., calibrating)

Current as of: June, 1999
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356 /   HD   OPTICS: MEASURING AND TESTING

213  DF  PHOTOMETERS {9}
218  DF  .~ Photoelectric {9}
227  DF  .~.~ With particular indicator {1}
228.~.~.~ Movable scale (e.g., calibrating)

DEFINITION

Classification: 356/228

(under subclass 227) Subject matter wherein a scale of the meter or indicating device is movable or adjustable as for calculating purposes.

SEE OR SEARCH CLASS

235, Registers,

64.7, for photos:graphic calculators.