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Visual aid unit for trailer hitch alignment |
| D270906 |
Visual aid unit for trailer hitch alignment
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| Patent Drawings: | |
| Inventor: |
Orr |
| Date Issued: |
October 11, 1983 |
| Application: |
06/222,606 |
| Filed: |
January 5, 1981 |
| Inventors: |
Orr; Jack (Denton, TX)
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| Assignee: |
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| Primary Examiner: |
Gandy; James M. |
| Assistant Examiner: |
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| Attorney Or Agent: |
Moore; Stanley R.Crisman; Thomas L.Cantrell; Thomas L. |
| U.S. Class: |
D10/110; D12/162 |
| Field Of Search: |
D12/155; D12/162; 33/18R; 33/18AT; 33/264; 116/28R |
| International Class: |
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| U.S Patent Documents: |
3702029; 3866328; 3867898; 3889384 |
| Foreign Patent Documents: |
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| Other References: |
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| Abstract: |
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| Claim: |
The ornamental design for a visual aid unit for trailer hitch alignment, as shown and described. |
| Description: |
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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