Method of applying guide markings to writing surfaces

Stock material or miscellaneous articles – Structurally defined web or sheet – Discontinuous or differential coating – impregnation or bond

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428153, 428155, 428167, 428204, 428206, 428207, 4285375, 434 85, 434 90, 434128, 283 62, 283115, 283117, 40595, 33 181, 33 192, B32B 900

Patent

active

056982976

ABSTRACT:
Improved method of applying guide markings to a writing surface such as posterboard. The guide markings are visually perceptible at a writing distance away from the posterboard, and substantially imperceptible at a viewing distance away from the--writing surface.

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Clearpoint Paper Co.; CLEARPRINT "Fade-Out" pad brochure; Clearprint No. 1000H-10; undated.

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