US PATENT SUBCLASS 33 / 419
.~.~ And sliding


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

403  DF  STRAIGHTEDGE TYPE {16}
418  DF  .~ Square and pivoted straightedge {5}
419.~.~ And sliding


DEFINITION

Classification: 33/419

And sliding:

(under subclass 418) Subject matter wherein the straightedge member is arranged to have both pivotal and sliding adjustment.