Combined grinding and polishing machine

FIG. 1 is a top, front, right side perspective view of a combined grinding and polishing machine, showing my new design;

FIG. 2 is a bottom, rear, left side perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a right side elevational view thereof;

FIG. 7 is a top plan view thereof;

FIG. 8 is a bottom view thereof;

FIG. 9 is an exploded perspective view of the combined grinding and polishing machine; and,

FIG. 10 is an enlarged view of the portion 10 in FIG. 1 .

The evenly dashed broken lines illustrate portions of the combined grinding and polishing machine and form no part of the claimed design. The unevenly dashed broken lines define the boundaries of enlarged views and form no part of the claimed design.