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The ornamental design for a visual aid unit for trailer hitch alignment, as shown and described. |
FIG. 1 is a perspective view of a visual aid unit for trailer hitch alignment showing my new design, it being understood that the broken lines are for illustrative purposes only;
FIG. 2 is a side elevational view of the trailer hitch ball attachment of the visual aid unit of FIG. 1;
FIG. 3 is a front elevational view of FIG. 2;
FIG. 4 is a top plan view of FIG. 2;
FIG. 5 is a bottom plan view of FIG. 2;
FIG. 6 is a side elevational view of the trailer hitch socket attachment of the visual aid unit of FIG. 1;
FIG. 7 is a front elevational view of FIG. 6;
FIG. 8 is a top plan view of FIG. 6;
FIG. 9 is a bottom plan view of FIG. 6;
FIG. 10 is a perspective view of a visual aid unit for trailer hitch alignment showing a second embodiment of my new design, it being understood that the broken lines are for illustrative purposes only;
FIG. 11 is a side elevational view of the trailer hitch ball attachment of the visual aid unit of FIG. 10;
FIG. 12 is a front elevational view of FIG. 11;
FIG. 13 is a top plan view of FIG. 11;
FIG. 14 is a bottom plan view of FIG. 11;
FIG. 15 is a side elevational view of the trailer hitch socket attachment of the visual aid unit of FIG. 10;
FIG. 16 is a front elevational view of FIG. 15;
FIG. 17 is a top plan view of FIG. 15; and
FIG. 18 is a bottom plan view of FIG. 15.
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