Three-prong back with positioning prong

Abstract

Description

FIG. 1 is a front perspective view of a three-prong back with positioning prong showing my new design;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is an enlarged top plan view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a left side elevational view thereof;

FIG. 7 is a right side elevational view thereof;

FIG. 8 is a front perspective view thereof;

FIG. 9 is a cross-sectional view thereof, taken along line 9--9 in FIG. 8;

FIG. 10 is a front perspective view of a second embodiment of a three-prong back with positioning prong showing my new design;

FIG. 11 is a rear perspective view thereof;

FIG. 12 is an enlarged top plan view thereof;

FIG. 13 is a front elevational view thereof;

FIG. 14 is a bottom plan view thereof;

FIG. 15 is a left side elevational view thereof;

FIG. 16 is a right side elevational view thereof;

FIG. 17 is a front perspective view thereof; and,

FIG. 18 is a cross-sectional view thereof, taken along line 18--18 in FIG. 17.

The broken lines showing environmental structure in FIGS. 8, 9, 17 and 18 are for illustrative purposes only and form no part of the claimed design.

Claims

I claim the ornamental design for the three-prong back with positioning prong, as shown and described.