US PATENT SUBCLASS 33 / 22
.~.~ Pantographic

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

18.1  DF  SCRIBER {10}
21.1  DF  .~ Curved surface {4}
22.~.~ Pantographic

DEFINITION

Classification: 33/22

(under subclass 21) Devices employing a pantos:graphic movement.

SEE OR SEARCH THIS CLASS, SUBCLASS:

23+, for other pantos:graphic scribers.