US PATENT SUBCLASS 347 / 173
.~.~ Single pass

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

171  DF  THERMAL MARKING APPARATUS OR PROCESSES {20}
172  DF  .~ Multicolor {2}
173.~.~ Single pass

DEFINITION

Classification: 347/173

Single pass:

(under subclass 172) Subject matter wherein the multicolor symbol or mark is produced by a marking apparatus comprising at least two thermal heads and a record receiver passed through the heads in one direction.