US PATENT SUBCLASS 399 / 257
.~.~.~ Purging

Current as of: June, 1999
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399 /   HD   ELECTROPHOTOGRAPHY

130  DF  IMAGE FORMATION {30}
222  DF  .~ Development {5}
252  DF  .~.~ Dry development {10}
257.~.~.~ Purging

DEFINITION

Classification: 399/257

Purging:

(under subclass 252) Subject matter wherein an arrangement is provided for removing dry developer material from the developing device.

OTHER CLASSIFICATION SYSTEMS:

ipc{2}G03G15/08, for using solid developer, powder developer.

jpofiG03G15/08 507C, for collecting.

epcG03G15/08H4, arrangement for purging used developer from the developing unit.