Integral record-envelope assembly and method of making the assembly

Claim 1

A RECORD-ENVELOPE ASSEMBLY COMPRISING A SUBSTANTIALLY RECTANGULAR RECEPTACLE COMPOSED OF A FLEXIBLE LAMINATED SHEET MATERIAL FOLDED ALONG AT LEAST ONE EDGE OF THE RECTANGLE AND HAVING TWO SUBSTANTIALLY PLANAR JUXTAPOSED SURFACES JOINED TOGETHER AT LEAST ALONG THREE EDGES OF SAID RECTANGLE INCLUDING SAID ONE EDGE WHEREBY SAID SURFACES DEFINED AN ENVELOPE STRUCTURE, SAID SHEET MATERIAL INCLUDING AN INNER LAYER OF FIBROUS MATERIAL ALONG BOTH OF SAID SURFACES WITH SAID LAYER OF SAID SURFACES UNITARY JOINED AT SAID ONE EDGE, AND AN OUTER PLASTICALLY DEFORMABLE LAYER LAMINATED TO SAID INNER LAYER AND EXTENDING OVER AT LEAST A SUBSTANTIAL PART OF ONE OF SAID SURFACES AND AROUND EACH OF SAID THREE EDGES TO LIE ALONG AT LEAST MARGINAL PARTS OF THE OTHER OF SAID SURFACES ADJACENT SAID THREE EDGES; SOUND-REPRODUCING MEANS IMPRESSED IN SAID OUTER LAYER OF SAID ONE OF SAID SURFACES, SAID SOUNDREPRODUCING MEANS INCLUDING A MODULATED SPIRAL GROOVE TERMINATING AT CENTRAL REGION AND ENGAGEABLE BY A STYLUS OF A PHONOGRAPH-RECORD-PLAYING DEVICE, SAID SURFACES BOTH BEING PROVIDED WITH MEANS AT SAID CENTRAL REGION FOR FORMING THROUHGHGOING APERTURES IN SAID SURFACES FOR RECEIVING A TURNTABLE SPINDLE OF SAID APPARATUS; AND CLOSURE MEANS FOR JOINING SAID SURFACES TOGETHER ALONG THE REMAINING EDGE OF THE RECTANGLE.