Self-sealing wrapping material

Claim 1

AS A NEW ARTICLE OF MANUFACTURE, A MOISTUREPROOF SHEET OF SELF-SEALING WRAPPING MATERIAL ADAPTED COMPLETELY TO ENCASE AN ARTICLE AND THEREBY SEAL THE SAME AGAINST OUTSIDE MOISTURE, SAID ARTICLE COMPRISING A THIN FLEXIBLE PAPER SHEET NORMALLY PERVIOUS TO MOISTURE, SAID SHEET HAVING ON ONE SURFACE THEREOF AN EXPOSED COMPARATIVELY THIN FLEXIBLE WAX FILM COATING COMPLETELY COVERING SAID SURFACE AND THEREBY IMPARTING MOISTUREPROOF PROPERTIES THERETO AND ON ITS OTHER SURFACE AN EXPOSED FLEXIBLE DRIED WAX-FREE FILM CONSISTING ESSENTIALLY OF COALASCED UNVULCANIZED NATURAL RUBBER PARTICLES, SAID FILM COVERING THE COMPLETE SAID OTHER SURFACE OF THE SHEET AND BEING SUBSTANTIALLY DRY AND NON-TACKY AND YIELDINGLY SELF ADHERING WHEN PORTIONS THEREOF ARE BROUGHT INTO ENGAGEMENT, BUT BEING NON-ADHESIVE TO SUCH SURFACES AS WOOD, GLASS AND METAL, THE SAID NON-TACKY SELF-ADHERING FILM COOPERATING WITH SAID WAX COATING IN MOISTURE-PROOFING SAID PAPER SHEET.