US PATENT SUBCLASS 235 / 491
.~ Fluorescent, phosphorescent, radiation emitting

Current as of: June, 1999
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235 /   HD   REGISTERS

487  DF  RECORDS {8}
491.~ Fluorescent, phosphorescent, radiation emitting

DEFINITION

Classification: 235/491

Fluorescent, phosphorescent, radiation emitting:

(under subclass 487) Subject matter wherein the coded indicia is placed on the record by the use of fluorescent, phosphorescent, or a radiation emitting substance.