US PATENT SUBCLASS 428 / 907.7
LAYER OR ARTICLE RENDERED LIGHT-TRANSMISSIVE BY PRESSURE (E.G., BLUSHED, ETC.)

Current as of: June, 1999
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428 /   HD   STOCK MATERIAL OR MISCELLANEOUS ARTICLES

907.7LAYER OR ARTICLE RENDERED LIGHT-TRANSMISSIVE BY PRESSURE (E.G., BLUSHED, ETC.)

DEFINITION

Classification: 428/907.7

LAYER OR ARTICLE RENDERED LIGHT-TRANSMISSIVE BY PRESSURE (E.G., BLUSHED, ETC.):

Collection of patents which disclose subject matter of this class wherein an article or a layer of a composite can be changed from an opaque state to a transparent or translucent state by the application of pressure.