US PATENT SUBCLASS 33 / 23.06
.~.~ Plural reproduction

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

18.1  DF  SCRIBER {10}
23.01  DF  .~ Pantographic {12}
23.06.~.~ Plural reproduction

DEFINITION

Classification: 33/23.06

Plural reproduction:

(under subclass 23.01) Subject matter which includes plural scribing members connected at the same time to the tracing member.

(1) Note. Devices that duplicate a hand written signature are here.