US PATENT SUBCLASS 33 / 531
.~ Taper

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

501  DF  GAUGE {61}
531.~ Taper {1}
532  DF  .~.~> External

DEFINITION

Classification: 33/531

Taper:

(under subclass 501) Subject matter wherein the contact member gauges an object surface which is symmetrical about an axis and decreases gradually in size in a dimension perpendicular to the axis.

SEE OR SEARCH THIS CLASS, SUBCLASS:

199+, for a screw thread gauge.

452+, for plural straight edges, relatively movable to measure taper.

542+, for an internal gauge.

734+, for an angle gauge.