Double Hung Mainframe Extrusion for Windows

FIG. 1 is an isometric front view of a double hung mainframe extrusion for windows showing my new design.

FIG. 2 is a top view of the double hung mainframe extrusion for windows of FIG. 1 .

FIG. 3 is a bottom view of the double hung mainframe extrusion for windows of FIG. 1 .

FIG. 4 is a front view of the double hung mainframe extrusion for windows of FIG. 1 .

FIG. 5 is a rear view of the double hung mainframe extrusion for windows of FIG. 1 .

FIG. 6 is a left side view of the double hung mainframe extrusion for windows of FIG. 1 ; and,

FIG. 7 is a right side view of the double hung mainframe extrusion for windows of FIG. 1 .

The double hung mainframe extrusion for windows is shown with a symbolic break in its length. The appearance of any portion of the double hung mainframe extrusion for windows between the break lines forms no part of the claimed design.