The patent or application file contains at least one drawing executed in color. Copies of this patent or patent application publication with color drawing (s) will be provided by the U.S. Patent and Trademark Office upon request and payment of the necessary fee.
In the design, the rear elevational view is same as the front elevational view, the right side elevational view is same as the left side elevational view, so the rear elevational view and the right side elevational view is abridged.