US PATENT SUBCLASS 37 / 319
.~.~.~ And material size reducer (e.g., crusher)

Current as of: June, 1999
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37 /   HD   EXCAVATING

307  DF  BENEATH A BODY OF WATER (E.G., DREDGER) {11}
317  DF  .~ Suction {8}
318  DF  .~.~ Having intake screen {1}
319.~.~.~ And material size reducer (e.g., crusher)

DEFINITION

Classification: 37/319

And material size reducer (e.g., crusher):

(under subclass 318) Apparatus including means, other than a digging element, for breaking large objects into smaller pieces.

SEE OR SEARCH CLASS

241, Solid Material Comminution or Disintegration, for a comminuting apparatus, generally.

299, Mining or In Situ Disintegration of Hard Material,

29+, for hard material disintegrating means peculiar to mining.