US PATENT SUBCLASS 33 / 258
.~.~.~.~.~ Rectilinearly

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

227  DF  STRAIGHT-LINE LIGHT RAY TYPE {20}
233  DF  .~ Gun sight {9}
252  DF  .~.~ Movable relative to base {2}
254  DF  .~.~.~ Vertically {3}
257  DF  .~.~.~.~ And laterally {1}
258.~.~.~.~.~ Rectilinearly

DEFINITION

Classification: 33/258

(under subclass 257) Device wherein the vertical movement is effected by displacement of the sight other than in a straight line.