US PATENT SUBCLASS 33 / 718
.~.~.~ Hole type

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

700  DF  DISTANCE MEASURING {13}
713  DF  .~ Sounding type {6}
717  DF  .~.~ With sampling means {1}
718.~.~.~ Hole type

DEFINITION

Classification: 33/718

Hole type:

(under subclass 717) Subject matter wherein the sampling means has openings which hold the fluent material.