Impression ribbon and method op making same

Claim 1

AN IMPRESSION RIBBON COMPRISING A FIRST LAYER OF MATERIAL ADAPTED TO HAVE A TRANSFER MEDIUM THEREON, A SECOND LAYER OF MATERIAL IMPERVIOUS TO THE TRANSFER MEDIUM ON SAID FIRST LAYER, SAID SECOND LAYER OVERLYING SAID FIRST LAYER, SAID FIRST AND SECOND LAYERS BEING OF SUBSTANTIALLY THE SAME WIDTH AND JOINED TOGETHER BY A FUSED JOINT ONLY ALONG THEIR LONGITUDINALLY EXTENDING SIDE EDGES, A THIRD LAYER OF MATERIAL ADAPTED TO HAVE A TRANSFER MEDIUM THEREON, SAID THIRD LAYER BEING APPROXIMATELY ONE HALF THE WIDTH OF SAID FIRST LAYER, SAID THIRD LAYER OVERLYING ONE LONGITUDINAL HALF OF SAID FIRST LAYER, A FOURTH LAYER OF MATERIAL INTERPOSED DIRECTLY BETWEEN SAID FIRST AND THIRD LAYERS, SAID FOURTH LAYER HAVING AS WIDTH SLIGHTLY GREATER THAN THE WIDTH OF SAID THIRD LAYER, SAID FOURTH LAYER BEING IMPERVIOUS TO THE TRANSFER MEDIUMS ON SAID FIRST AND THIRD LAYERS, SAID FOURTH LAYER OVERLYING SAID ONE LONGITUDINAL HALF OF SAID FIRST LAYER, SAID THIRD AND FOURTH LAYERS BEING JOINED TO SAID FIRST AND SECOND LAYER ONLY BY A FUSED JOINT ALONG THE LONGITUDINALLY EXTENDING COEXTENSIVE SIDE EDGES, WITH ALL OF SAID LAYERS BEING MADE FROM A PLIABLE MATERIAL, AND THE LONGITUDINAL EXTENDING SIDE EDGE OF SAID FOURTH LAYER WHICH IS NOT JOINED TO THE THIRD LAYER PROJECTING BEYOND THE ADJACENT LONGITUDINALLY EXTENDING SIDE EDGE OF THE THIRD LAYER.