US D325589 S
FIG. 1 is a perspective view of a grease gun showing our new design;
FIG. 2 is a top plan view;
FIG. 3 is a bottom plan view;
FIG. 4 is a rear elevational view;
FIG. 5 is a front elevational view; and,
FIG. 6 is a right side elevational view thereof.
FIGS. 2-6 have been drawn on an enlarged scale with respect to FIG. 1.
The ornamental design for a grease gun, as shown and described.