Wall panels

Claim 1

IN A WALL PANEL ADAPTED TO BE ASSEMBLED WITH ADDITIONAL WALL PANELS TO FORM THEREWITH AT LEAST PART OF A WALL, IN COMBINATION, AN OUTER METALLIC FRAME EXTENDING ALONG AND DEFINING THE PERIPHERAL OUTLINE OF THE WALL PANEL, SAID OUTER METALLIC FRAME HAVING IN THE REGION OF AN OUTER FACE OF SAID PANEL AN OUTER PLATE PORTION EXTENDING COMPLETELY ACROSS THE PANEL AND HAVING AN INWARDLY DIRECTED SURFACE, AND SAID OUTER FRAME HAVING A PLURALITY OF SAID PLATE PORTIONS RESPECTIVELY EXTENDING FROM EDGES OF SAID OUTER PLATE PORTION INWARDLY TOWARD BUT TERMINATING SHORT OF AN INNER FACE OF SAID PANEL; AN INNER NON-METALLIC FRAME OF HOLLOW TUBULAR CONSTRUCTION ALSO EXTENDING ALONG AND DEFINING THE PERIPHERY OF SAID PANEL, SAID INNER FRAME EXTENDING INWARDLY FROM SAID SIDE PLATE PORTIONS TO THE REGION OF SAID INNER FACE OF SAID PANEL AND BEING SO CONFIGURATED AS TO BE LOCATED WHOLLY WITHIN SAID PERIPHERAL OUTLINE DEFINED BY SAID OUTER FRAME, SAID INNER FRAME DEFINING WITH SAID SIDE PLATE PORTIONS AND SAID OUTER PLATE PORTION OF SAID OUTER FRAME A CONTAINER HAVING AN OPEN END; SECURING MEANS JOINING SAID INNER AND OUTER FRAMES TOGETHER AND INCLUDING INTERENGAGING PORTIONS RESPECTIVELY PROVIDED ON SAID OUTER AND INNER FRAMES AND ENGAGING ONE ANOTHER; AN INNER PLATE EXTENDING COMPLETELY ACROSS SAID CONTAINER AT SAID OPEN END THEREOF, COVERING SAID INNER FRAME AND ENGAGING AN END SURFACE OF SAID INNER FRAME OF HOLLOW TUBULAR CONSTRUCTION WHICH IS DISTANT FROM SAID OUTER FRAME, SAID INNER PLATE BEING SECURED TO SAID INNER FRAME CLOSING SAID OPEN END OF SAID CONTAINER, AND HAVING AN EXPOSED FIRST SURFACE DEFINING THE INNER FACE OF SAID PANEL AND A SECOND FACING THE INTERIOR OF THE CONTAINER; AND INSULATING MATERIAL FILLING SAID CONTAINER INTERMEDIATE SAID INWARDLY DIRECTED SURFACE OF SAID OUTER PLATE PORTION AND SAID SECOND SURFACE OF SAID PANEL AND BEING IN ENGAGEMENT WITH BOTH OF THESE SURFACES.