US PATENT SUBCLASS 399 / 28
.~.~.~ Color

Current as of: June, 1999
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399 /   HD   ELECTROPHOTOGRAPHY

9  DF  DIAGNOSTICS {13}
24  DF  .~ Consumable {3}
27  DF  .~.~ Toner {3}
28.~.~.~ Color

DEFINITION

Classification: 399/28

Color:

(under subclass 27) Subject matter wherein an analysis is made of plural colors of toner.