Extendable Dish Rack

FIG. 1 is a front, top, left side perspective view of an extendable dish rack showing my new design; FIG. 2 is a rear, bottom, right side perspective view thereof; FIG. 3 is a front elevational view thereof; FIG. 4 is a rear elevational view thereof; FIG. 5 is a left-side elevational view thereof; FIG. 6 is a right-side elevational view thereof; FIG. 7 is a top plan view thereof; FIG. 8 is a bottom plan view thereof; and, FIG. 9 is a partial and enlarged perspective view thereof, in which the area of enlargement is portion 9 in FIG. 1 . The broken lines shown in the drawings depict portions of the extendable dish rack that form no part of the claimed design.