US PATENT SUBCLASS 29 / 81.16
.~.~ Blade or chisel

Current as of: June, 1999
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29 /   HD   METAL WORKING

81.01  DF  SCALE REMOVER OR PREVENTOR {9}
81.13  DF  .~ Mechanically powered operator {3}
81.16.~.~ Blade or chisel

DEFINITION

Classification: 29/81.16

Blade or chisel:

(under subclass 81.13) Process or apparatus wherein the work contacting member includes a cutting member such as a blade or chisel.