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4. A SCREEN FOR THE PROJECTION OF PICTURES BY LIGHT THEREAGAINST INCLUDING A BASE, A PRESSURE SENSITIVE ADHESIVE LAYER ON THE BASE, AND A WHITE PIGMENTED VINYL SHEET SECURED TO THE LAYER, SAID SHEET HAVING A RANDOM PATTERN OF NONCONTINOUS MINUTE GROOVES AND RIDGES EMBOSSED THEREON EXTENDING VERTICALLY TO DIFFUSE LIGHT HORIZONTALLY, AND A DULL MAT FINISH OVER THE ENTIRE EXPOSED SURFACE OF THE VINYL SHEET.
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4 Claims
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4. A SCREEN FOR THE PROJECTION OF PICTURES BY LIGHT THEREAGAINST INCLUDING A BASE, A PRESSURE SENSITIVE ADHESIVE LAYER ON THE BASE, AND A WHITE PIGMENTED VINYL SHEET SECURED TO THE LAYER, SAID SHEET HAVING A RANDOM PATTERN OF NONCONTINOUS MINUTE GROOVES AND RIDGES EMBOSSED THEREON EXTENDING VERTICALLY TO DIFFUSE LIGHT HORIZONTALLY, AND A DULL MAT FINISH OVER THE ENTIRE EXPOSED SURFACE OF THE VINYL SHEET.
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Current AssigneeBurton D. Morgan
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Original AssigneeBurton D. Morgan
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InventorsMorgan, Burton D.
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Application NumberUS04/409,467Time in Patent Office893 DaysField of SearchUS Class Current359/443CPC Class CodesG03B 21/60 characterised by the nature...
