US PATENT SUBCLASS 378 / 206
.~.~ With light projection

Current as of: June, 1999
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378 /   HD   X-RAY OR GAMMA RAY SYSTEMS OR DEVICES

204  DF  ACCESSORY {3}
205  DF  .~ Alignment {1}
206.~.~ With light projection

DEFINITION

Classification: 378/206

With light projection:

(under subclass 205) Subject matter including the projection of a beam of light in a direction such that by monitoring the position where the light strikes the object, alignment may be

achieved.

(1) Note. The light may be infrared, visible, or ultraviolet.