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Class Information
Number: 428/907.7
Name: Stock material or miscellaneous articles > Layer or article rendered light-transmissive by pressure (e.g., blushed, etc.)
Description: 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.

Patents under this class:

Patent Number Title Of Patent Date Issued
7034199 Absorbent article with back sheet, and method for manufacturing the back sheet Apr. 25, 2006
4871640 Method for producing an original for use in an overhead projector Oct. 3, 1989
4452861 Solid particles encapsulated with cyanoacrylate polymer Jun. 5, 1984

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