Pipe coupling

Description

FIG. 1 is an isometric view of an embodiment of our design for a pipe coupling;

FIG. 2 is a front view of the design for the pipe coupling shown in FIG. 1, the rear view being the same;

FIG. 3 is a top view of the design for the pipe coupling shown in FIG. 1;

FIG. 4 is a bottom view of the design for the pipe coupling shown in FIG. 1;

FIG. 5 is a left side view of the design for the pipe coupling shown in FIG. 1; and,

FIG. 6 is a right side view of the design for the pipe coupling shown in FIG. 1.

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

Claims

The ornamental design for a pipe coupling as shown and described.