US PATENT SUBCLASS 73 / 829
.~.~.~.~ By roller

Current as of: June, 1999
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73 /   HD   MEASURING AND TESTING

760  DF  SPECIMEN STRESS OR STRAIN, OR TESTING BY STRESS OR STRAIN APPLICATION {12}
788  DF  .~ By loading of specimen (e.g., strength of material test) {16}
826  DF  .~.~ Tensile {6}
828  DF  .~.~.~ Strand or chain test {2}
829.~.~.~.~ By roller

DEFINITION

Classification: 73/829

By roller:

(under subclass 828) Subject matter where there is a roller, drum, or pulley over which the specimen passes.

(1) Note. Supply and take up reels are not included as "rollers" in this subclass.