US PATENT SUBCLASS 204 / 901
EFFECTING A COLOR CHANGE BY WAVE ENERGY
Current as of:
June, 1999
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204 /
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CHEMISTRY: ELECTRICAL AND WAVE ENERGY
901
EFFECTING A COLOR CHANGE BY WAVE ENERGY
DEFINITION
Classification: 204/901
EFFECTING A COLOR CHANGE BY WAVE ENERGY:
Subject matter involving a process of effecting a color change in a material through the use of wave energy.
