US PATENT SUBCLASS 347 / 123
.~.~.~ Specific ionographic head

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

111  DF  ELECTRIC MARKING APPARATUS OR PROCESSES {3}
112  DF  .~ Electrostatic {8}
120  DF  .~.~ By information carrying flow of invisible charged particles {3}
123.~.~.~ Specific ionographic head {3}
124  DF  .~.~.~.~> Including simultaneous development
125  DF  .~.~.~.~> Fluid assisted charged particle flow or generation {1}
127  DF  .~.~.~.~> Laminated head including charged particle generation layer

DEFINITION

Classification: 347/123

Specific ionos:graphic head:

(under subclass 120) Subject matter including details of a marker for modulating a uniform flow of the nonvisible charged particles.