US PATENT SUBCLASS 33 / 19.3
.~.~ Circular

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

18.1  DF  SCRIBER {10}
19.1  DF  .~ Graduating {2}
19.3.~.~ Circular

DEFINITION

Classification: 33/19.3

Circular:

(under subclass 19.1) Subject matter wherein the means for describing a line marks along a round path.