Grinding Machine

FIG. 1 is a front, left and top perspective view of a grinding machine, showing my new design;

FIG. 2 is a rear, right and bottom perspective view thereof;

FIG. 3 is another perspective view, showing the lid rotated in a state of use;

FIG. 4 is another perspective view, showing the lid in an open state of use;

FIG. 5 is a front view, showing the lid in a closed state;

FIG. 6 is a rear view thereof;

FIG. 7 is a left side view thereof;

FIG. 8 is a right side view thereof;

FIG. 9 is a top plan view thereof;

FIG. 10 is a bottom plan view thereof;

FIG. 11 is a perspective view showing the lid being opened and inverted on a plane;

FIG. 12 is an enlarged view of portion 12 of FIG. 1 ;

FIG. 13 is an enlarged view of portion 13 of FIG. 2 ; and,

FIG. 14 is an enlarged view of portion 14 of FIG. 2 .

The broken lines shown in the drawings illustrate portions of the grinding machine that form no part of the claimed design. The dot-dash-broken lines depict the boundaries of the enlargements that form no part of the claimed design.