Elbow Fitting

FIG. 1 is an isometric view of our design for an elbow fitting;

FIG. 2 is a left side view thereof, the right side view being a mirror image of FIG. 2 ;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a bottom view thereof; and,

FIG. 6 is a top view thereof.

The broken lines shown in the figures form no part of the claimed design.