US PATENT SUBCLASS 33 / 36
.~.~.~.~ Rotary

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

18.1  DF  SCRIBER {10}
32.1  DF  .~ Straight-line {7}
34  DF  .~.~ Ink {3}
35  DF  .~.~.~ Traveling markers {1}
36.~.~.~.~ Rotary

DEFINITION

Classification: 33/36

(under subclass 35) Devices which rotate.

SEE OR SEARCH THIS CLASS, SUBCLASS:

37+, for other rotary straight line markers.