US PATENT SUBCLASS 33 / 501.6
.~.~ Electric type

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

501  DF  GAUGE {61}
501.05  DF  .~ Comparator {3}
501.6.~.~ Electric type

DEFINITION

Classification: 33/501.6

Electric type:

(under subclass 501.05) Subject matter having an indicator controlled by an electric circuit or an electric indicator.