The ornamental design for a groovedputterhead, as shown.
FIG. 1 is a perspective view of a grooved putter head showing my new
design, the broken line showing of the fragmented shaft is for
illustrative purposes only and forms no part of the claimed design.
FIG. 2 is a front elevation view of the putter head, the rear elevation
view being a mirror image;
FIG. 3 is a right side elevation view thereof, the left side elevation
being a mirror image;
FIG. 4 is a bottom plan view thereof; and,
FIG. 5 is an enlarged fragmented cross section taken on line 5--5 of FIG. 2
.