US PATENT SUBCLASS 33 / 411
.~ Clapboard marking

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

403  DF  STRAIGHTEDGE TYPE {16}
411.~ Clapboard marking

DEFINITION

Classification: 33/411

Clapboard marking:

(under subclass 403) Subject matter comprising devices supported or positioned for marking building materials prior to sawing.