US PATENT SUBCLASS 33 / 520
.~ Center, point, distance between centers, or centerline location


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

501  DF  GAUGE {61}
520.~ Center, point, distance between centers, or centerline location


DEFINITION

Classification: 33/520

Center, point, distance between centers or center line location:

(under subclass 501) Subject matter for a single object wherein the contact member locates or checks (a) the center of a hole, (b) a point on a surface, (c) the center of an arc, (d) the distance between hole centers or (e) the location of a center line.

SEE OR SEARCH THIS CLASS, SUBCLASS:

644+, for the relative location of the center of two or more objects.

SEE OR SEARCH CLASS

408, Cutting by Use of Rotating Axially Moving Tool,

75, for a centering means adapted to be replaced by a cutting tool, subclasses 115+ for an adjustable tool guiding bushing with a cutting tool and subclass 241 for a drill bushing.