US PATENT SUBCLASS 33 / 471
.~.~.~ With angle indicating means

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

403  DF  STRAIGHTEDGE TYPE {16}
452  DF  .~ Plural straightedges, relatively moveable {6}
465  DF  .~.~ Single pivot {6}
471.~.~.~ With angle indicating means

DEFINITION

Classification: 33/471

With angle indicating means:

(under subclass 465) Subject matter having indicia on the straightedge for indicating a degree of incline or divergence.

SEE OR SEARCH THIS CLASS, SUBCLASS:

, Appropriate subclass for angle indicating means bearing particular types of indicia.