US PATENT SUBCLASS 250 / 288
.~ With sample supply means

Current as of: June, 1999
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250 /   HD   RADIANT ENERGY

281  DF  IONIC SEPARATION OR ANALYSIS {7}
288.~ With sample supply means

DEFINITION

Classification: 250/288

(under subclass 281) Subject matter having handling means for the material to be ionized for the selecting means.