US PATENT SUBCLASS 33 / 485
.~.~.~ For performing diverse function

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

403  DF  STRAIGHTEDGE TYPE {16}
483  DF  .~ Rules {4}
484  DF  .~.~ With attachment {5}
485.~.~.~ For performing diverse function

DEFINITION

Classification: 33/485

For performing diverse function:

(under subclass 484) Subject matter wherein the attachment comprises additional means to permit the use of the straightedge for some other purpose than drawing straight lines.