US PATENT SUBCLASS 33 / 32.1
.~ Straight-line

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

18.1  DF  SCRIBER {10}
32.1.~ Straight-line {7}
32.2  DF  .~.~> Portable
32.3  DF  .~.~> Moving scriber {1}
32.5  DF  .~.~> Stationary scriber and moving support or sheet {1}
32.7  DF  .~.~> Sheet support and handling details
33  DF  .~.~> Clapboard
34  DF  .~.~> Ink {3}
40  DF  .~.~> Set shift

DEFINITION

Classification: 33/32.1

Straight-line:

(under subclass 18.1) Subject matter designed for producing (a) a line wherein any two points on the line have the same slope or (b) a figure composed entirely of straight lines.

SEE OR SEARCH THIS CLASS, SUBCLASS:

26, for straight and curved lines.

403+, for a straight edge.