US PATENT SUBCLASS 347 / 209
.~.~.~ With means for driving or supplying current to the resistive heating elements

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

171  DF  THERMAL MARKING APPARATUS OR PROCESSES {20}
200  DF  .~ Specific resistance recording element type {8}
208  DF  .~.~ Specific conductor means (e.g., electrode, conducting pattern, etc.) {1}
209.~.~.~ With means for driving or supplying current to the resistive heating elements {1}
210  DF  .~.~.~.~> Including switching means

DEFINITION

Classification: 347/209

With means for driving or supplying current to the resistive heating elements:

(under subclass 208) Subject matter comprising a power supply or a means for selectively energizing or controlling electrical energy delivered to the resistive heating elements.