Putter Golf Club Head

FIG. 1 is a perspective top plan view of a putter golf club head showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a rear elevation view thereof;

FIG. 5 is a front elevation view thereof;

FIG. 6 is a heel side view thereof; and,

FIG. 7 is a toe side view thereof.

The broken lines shown on the drawings form no part of the claimed design.