US PATENT SUBCLASS 427 / 161
TRANSPARENCY OR TRANSLUCENCY INCREASED (E.G., MAKING WINDOW ENVELOPES, ETC.)

Current as of: June, 1999
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427 /   HD   COATING PROCESSES

161TRANSPARENCY OR TRANSLUCENCY INCREASED (E.G., MAKING WINDOW ENVELOPES, ETC.)

DEFINITION

Classification: 427/161

(under the class definition) Processes wherein the coating increases the ability of the base to either transmit or diffuse light.