Golf putter head The ornamental design for a golf putter head, as shown and described.
Attorney, Agent or Firm: FIG. 1 is a left side perspective view of a golf putter head showing my new design; FIG. 2 is a top plan view thereof; FIG. 3 is a front elevation view thereof; FIG. 4 is a rear elevation view thereof; FIG. 5 is a left side elevation view thereof; FIG. 6 is a right side elevation view thereof; and, FIG. 7 is a bottom plan view thereof. The broken line showing of the fragmented shaft on FIG. 1 is for illustrative purposes only and forms no part of the claimed design. |