US D314899 S
Abstract available in
FIG. 1 is a front elevational view of an orifice tube expander showing my new design, the rear view being the mirror image thereof;
FIG. 2 is a top plan view thereof, the bottom plan view being the mirror image thereof;
FIG. 3 is a left side elevational view thereof; and,
FIG. 4 is a right side elevational view thereof.