US PATENT SUBCLASS 451 / 539
.~.~ Abrasive on one surface only

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


451 /   HD   ABRADING

526  DF  FLEXIBLE-MEMBER TOOL, PER SE {5}
533  DF  .~ Laminate {6}
539.~.~ Abrasive on one surface only

DEFINITION

Classification: 451/539

Abrasive on one surface only:

(under subclass 533) Flexible-member tool in which the abrasive particles are disposed only on one face thereof.

SEE OR SEARCH THIS CLASS, SUBCLASS:

527+, and 534 through 538, for a tool, per se, also having abrasive on one surface only.