Photographic product

Claim 1

A PHOTOGRAPHIC PRODUCT CONTAINING ALL OF THE MATERIAL, INCLUDING A PHOTOGRAPHIC DEVELOPER AND IN THE AMOUNT REQUIRED TO DEVELOP AT LEAST TWO X-RAY IMAGES IN SAID PRODUCT, SAID PRODUCT COMPRISING A FIRST LIQUID-CONFINING LAYER POSITIONED LIQUID-CONFINING LAYER, A BASE LAYER POSITIONED BETWEEN SAID LIQUID-CONFINING LAYER, A FIRST SILVER HALIDE PHOTOSENSITIVE LAYER CARRIED BY ONE SIDE OF SAID BASE LAYER, A SECOND SILVER HALIDE PHOTOSENSITIVE LAYER CARRIED BY THE OTHER SIDE OF SAID BASE LAYER, EACH SAID PHOTOSENSITIVE LAYER INCLUDING A PREDETERMINED AREA ADAPTED TO HAVE A LATENT IMAGE FORMED THEREIN UPON EXPOSURE TO X-RAYS, A FIRST LIQUID-CARRYING CONTAINER POSITINED BETWEEN SAID BASE AND SAID FIRST LIQUIDCONFINING LAYER, AND A SECOND LIQUID-CARRYING CONTAINER POSITIONED BETWEEN SAID BASE AND SAID SECOND LIQUID-CONFINING LAYER, EACH SAID CONTAINER HOLDING A VISCOUS PROCESSING LIQUID AND INCLUDING A SEALED MOUTH RUPTURABLE BY INCREASED HYDRAULIC PRESSURE WITHIN THE CONFINED LIQUID, EACH OF SAID LIQUID-CONFINING LAYERS INCLUDING A STRATUM WHICH IS OPAQUE TO ACTINIC LIGHT, SAID TWO LIQUID-CONFINING LAYERS BEING SEALED TOGEHTER SO AS TO PROVIDE A LIQUID-CONFINING ENVELOPE INCLUDING THEREWITHIN SAID TWO CONTAINERS, SAID TWO PHOTOSENSITIVE LAYERS AND SAID BASE LAYER, SAID CONTAINERS BEING SECURED WITHIN SAID ENVELOPE ADJACENT EDGES OF THEIR ASSOCIATED IMAGE AREAS, AT LEAST ONE OF SAID LIQUID-CONFINING LAYERS AND SAID BASE LAYER BEING SUBSTANTIALLY TRANSPARENT TO X-RAYS TO PERMIT EXPOSURE OF SAID TWO PHOTOSENSITIVE LAYERS TO X-RAYS, AT LEAST ONE OF SAID TWO LIQUID-CONFINING LAYERS AND AT LEAST ONE WALL OF EACH OF SAID CONTAINERS BEING FLEXIBLE TO PERMIT PRESSURE APPLIED TO THE OUTER SURFACES OF SAID ENVELOPE TO INCREASE THE HYDRAULIC PRESSURE WITHIN THE VISCOUS LIQUID CARRIED BY SAID TWO CONTAINERS SO AS TO REPUTURE THE SEALED CONTAINER MOUTHS, SAID ENVELOPE BEING SUFFICIENTLY IMPERVIOUS TO SAID LIQUID TO CONFINE SAID LIQUID THEREWITHIN WHEN SAID LIQUID IS RELEASED FROM SAID TWO RUPTURABLE CONTAINERS AND SPREAD ON BOTH SIDES OF SAID BASE LAYER, SAID LIQUID BEING IN THE AMOUNT REQUIRED FOR DEVELOPING LATENT IN THE AMOUNT REQUIRED FOR DEVELOPING LATENT IMAGES IN SAID TWO PHOTOSENSITIVE LAYERS SAID PRODUCT INCLUDING A DEVELOPER FOR SILVER HALIDE.