US PATENT SUBCLASS 399 / 59
.~.~.~ Setting of reference value

Current as of: June, 1999
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399 /   HD   ELECTROPHOTOGRAPHY

38  DF  CONTROL OF ELECTROPHOTOGRAPHY PROCESS {15}
53  DF  .~ Control of developing {4}
58  DF  .~.~ Concentration control {3}
59.~.~.~ Setting of reference value

DEFINITION

Classification: 399/59

Setting of reference value:

(under subclass 58) Subject matter wherein a means or method is provided for designating a threshold level in response to a toner-carrier concentration.