US PATENT SUBCLASS 378 / 207
.~ Testing or calibration

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

204  DF  ACCESSORY {3}
207.~ Testing or calibration

DEFINITION

Classification: 378/207

Testing or calibration:

(under subclass 204) Subject matter including means designed to test an X-ray device for proper operation or to aid in the adjustment of the device for operation within desired characteristics.

SEE OR SEARCH CLASS

250, Radiant Energy,

252.1, for calibration or standardization methods used in radiant energy systems.