US PATENT SUBCLASS 33 / 1 B
.~ Printed sheet

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

1 R  DF  MISCELLANEOUS {29}
1 B.~ Printed sheet

Unofficial Alpha Subclasses: R A B C D E F G H K M N L P Q S T V AA BB CC DD HH LE MP SP PT AP SB SA SC SD CF

DEFINITION

Classification: 33/1

(under the class definition) Inventions falling not provided for in the following subclasses.