Rowing Exercise Machine

FIG. 1 is a top perspective view of a rowing exercise machine, showing my new design;

FIG. 2 is a bottom perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a left side view thereof;

FIG. 7 is a bottom view thereof; and,

FIG. 8 is a top view thereof.

The broken lines in the drawings illustrate portions of the rowing exercise machine that form no part of the claimed design.