The ornamental design for a combinationsupport and exhausthood for a microwaveoven, as shown and described.
FIG. 1 is a top, front and left-side perspective view of a combination support and exhaust hood for a microwave oven showing my new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a left side elevational view thereof, the right side elevational view being a mirror image thereof;
FIG. 5 is a top plan view thereof;
FIG. 6 is a bottom plan view thereof;
FIG. 7 is a cross-sectional view thereof, taken along line 7-7 of FIG. 2; and,
FIG. 8 is a front elevational view showing a microwave oven in dash-dot-dash lines to demonstrate the end use of the combination support and exhaust hood for a microwave oven.
The dash-dot-dash lines in the drawings depict environmental subject matter only and form no part of the claimed design.