The ornamental design for a golfputtingtrainingdevice, as shown and described.
FIG. 1 is a front perspective view of a golf putting training device;
FIG. 2 is a front elevational view of the golf putting training device of FIG. 1;
FIG. 3 is a rear elevational view of the golf putting training device of FIG. 1;
FIG. 4 is a right side elevational view of the golf putting training device of FIG. 1, the unclaimed securing structure show in an open position;
FIG. 5 is a right side elevational view of the golf putting training device of FIG. 1, the unclaimed securing structure show in a fully closed position;
FIG. 6 is a left side elevational view of the golf putting training device of FIG. 1;
FIG. 7 is a top plan view of the golf putting training device of FIG. 1; and,
FIG. 8 is a bottom plan view of the golf putting training device of FIG. 1.
The broken lines are included for the purpose of illustrating portions of the golf putter and portions of the golf putting training device that form no part of the claimed design.