US PATENT SUBCLASS 33 / 639
.~.~.~.~ Drill or bit with respect to chuck or spindle holder

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

Internet Version by PATENTEC © 1999      Terms of Use


33 /   HD   GEOMETRICAL INSTRUMENTS

501  DF  GAUGE {61}
613  DF  .~ Collocating {14}
626  DF  .~.~ Tool or surrogate {4}
628  DF  .~.~.~ Cutter or shaper {9}
639.~.~.~.~ Drill or bit with respect to chuck or spindle holder

DEFINITION

Classification: 33/639

Drill or bit with respect to chuck or spindle holder:

(under subclass 628) Subject matter wherein the gauge contacts a drill or a machine tool bit and a socket or a spindle for the drill or the tool bit or the holder or support for such socket or spindle.

(1) Note. In this subclass, the cutter or shaper is collocated with respect to its chuck or spindle holder either directly or indirectly by being collocated with respect to the chuck or spindle itself.