This subclass is indented under subclass 501. Subject matter wherein the gauge contacts a first part and
a second part to (a) verity the alignment or proper mutual arrangement
of the two parts, or to (b) check or (c) set the distance or spacing
between the two parts. Note. The two parts may be two different
objects. Under "SEARCH THIS CLASS, SUBCLASS",
cancel the 144+ note.
SEE OR SEARCH THIS CLASS, SUBCLASS:
144+,
for devices designed both for positioning track
rails with relation to each other and for testing the distances
between those already in use.
179.5,
for gauges used to determine the proper relationship
of axes of spur gears to produce proper meshing.
666+,
for gauges used in marking points regardless of
whether objects are to be located at the marked points.
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