US PATENT SUBCLASS 33 / 295
.~.~ With leveling or plumbing adjunct

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

227  DF  STRAIGHT-LINE LIGHT RAY TYPE {20}
293  DF  .~ Rod or target {3}
295.~.~ With leveling or plumbing adjunct

DEFINITION

Classification: 33/295

(under subclass 293) Device including means responsive to

terrestrial gravity for use in aligning the rod vertically or horizontally with respect to a defined reference point.

SEE OR SEARCH THIS CLASS, SUBCLASS:

365+, for a level or plumb, per se.