US PATENT SUBCLASS 378 / 158
.~.~ Single filter with plural elements

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

145  DF  BEAM CONTROL {6}
156  DF  .~ Filter {3}
158.~.~ Single filter with plural elements

DEFINITION

Classification: 378/158

Single filter with plural elements:

(under subclass 156) Subject matter including a plurality of filter elements joined to form a single filter unit.