inner side thereof to hold the corner piece in position on the building structure until it is fixedly secured to the building walls application_number US 79419477 A description in the drawings as shown in fig1 the structure of a building is illustrated as typically utilized adjacent an outside corner thereof and includes vertical framing elements 10 and 11 which as disclosed here comprise metallic sections of open channel shaped configuration to which outside walls 12 and 13 are secured as indicated the wall 12 extends beyond the framing member 10 adjacent to the corner and the edge of the wall member 13 is spaced somewhat from the projecting portion of the wall member 12 to provide an opening 14 therebetween for a purpose hereinafter to appear an inner wall member 15 is spaced from the outside wall member 13 and extends between the framing members 10 and 11 with the framing member 10 disposed between the outer and inner walls 13 and 15 an inner wall 16 is butted edgewise against the inside face of the wall member 15 and bears against the inner face of the framing member 11 all of the wall forming members 12 13 15 and 16 are secured to the framing members 10 and 11 in any manner preferred to provide a.