Putter Golf Club Head

FIG. 1 is a perspective bottom plan view of a putter golf club head showing my design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a rear elevational plan view thereof;

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

FIG. 7 is a toe end view thereof.

The broken lines shown are included for the purpose of illustrating unclaimed subject matter and form no part of the claimed design.