US PATENT SUBCLASS 347 / 181
.~.~ Simultaneously

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

171  DF  THERMAL MARKING APPARATUS OR PROCESSES {20}
180  DF  .~ Block driving {2}
181.~.~ Simultaneously

DEFINITION

Classification: 347/181

Simultaneously:

(under subclass 180) Subject matter in which at least two of the sections are energized at the same time.