US PATENT SUBCLASS 347 / 168
.~.~.~ Including driving circuitry


Current as of: June, 1999
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347 /   HD   INCREMENTAL PRINTING OF SYMBOLIC INFORMATION

111  DF  ELECTRIC MARKING APPARATUS OR PROCESSES {3}
163  DF  .~ By electrochemical {3}
166  DF  .~.~ Specific head {3}
168.~.~.~ Including driving circuitry


DEFINITION

Classification: 347/168

Including driving circuitry:

(under subclass 166) Subject matter comprising electrical means for applying the potential to the marker in accordance with an information signal.