Photographic product including means containing a processing liquid

Claim 1

A PHOTOGRAPHIC PRODUCT COMPRISING A LAYER OF PHOTOSENSITIVE MATERIAL AND CONTAINING A FLUID IN SUFFICIENT QUANTITY TO EFFECT THE FORMATION OF AN IMAGE IN SAID PRODUCT WHEN SPREAD IN A LAYER OF PREDETERMINED THICKNESS SO AS TO PERMEATE SAID LAYER OF PHOTOSENSITIVE MATERIAL, SAID PRODUCT COMPRISING, IN COMBINATION, A PHOTOSENSITIVE SHEET INCLUDING A LAYER OF SAID PHOTOSENSITIVE MATERIAL SELECTED FROM THE CLASS CONSISTING OF THE HEAVY METAL SALTS CAPABLE OF HAVING A DEVELOPABLE IMAGE FROMED THEREIN BY EXPOSURE AND CABABLE OF DEVELOPMENT TO PRODUCE A VISIBLE IMAGE COMPRISING THE METAL OF SAID SALT FERRIC SALTS, DIAZONIUM COMPOUNDS AND BICHROMATE SENSITIZED COLLOIDS, SAID LAYER OF PHOTOSENSITIVE MATERIAL BEING LOCATED ADJACENT ONE SURFACE OF SAID SHEET SO AS TO BE PERMEATED BY AN AQUEOUS PROCESSING FLUID SPREAD ON SAID SURFACE AND COMPRISING A FIRST AREA OF SAID SHEET, AND A LAYER OF A WATER-IMPERVIOUS MATERIAL COATED ONTO A SECOND AREA OF SAID SURFACE LOCATED ADJACENT SAID FIRST AREA, EXTENDING FROM SIDE TO SIDE OF SAID FIRST SHEET, AND BEING SUBSTANTIALLY SMALLER THAN SAID FIRST AREA; AND A SECOND SHEET HAVING A FIRST AREA OF A SURFACE OF SAID SECOND SHEET WHICH IS AT LEAST COEXTENSIVE WITH SAID FIRST AREA OF SAID PHOTOSENSITIVE SHEET FOR CONFINING SAID FLUID DURING SPREADING BETWEEN SAID SHEETS, AND A LAYER OF WATER-IMPERVIOUS MATERIAL COATED ON A SECOND AREA OF