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Screw propeller |
| D576539 |
Screw propeller
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| Patent Drawings: | |
| Inventor: |
Tymark, et al. |
| Date Issued: |
September 9, 2008 |
| Application: |
D/297,770 |
| Filed: |
November 16, 2007 |
| Inventors: |
Tymark; Tatjana (Spanga, SE)
Vagman; Anna (Stockholm, SE)
Strinning; Per (Spanga, SE)
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| Assignee: |
ITT Manufacturing Enterprises Inc. (Wilmington, DE) |
| Primary Examiner: |
Lichtenstein; Lisa P |
| Assistant Examiner: |
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| Attorney Or Agent: |
Foley & Lardner LLP |
| U.S. Class: |
D12/214 |
| Field Of Search: |
D12/214; D12/317; D12/379; 416/228; 416/223R; 416/204R; 416/235; 415/203; 440/73; 440/89; 114/274 |
| International Class: |
1216 |
| U.S Patent Documents: |
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| Foreign Patent Documents: |
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| Other References: |
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| Abstract: |
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| Claim: |
CLAIM We claim the ornamental design for a screw propeller, as shown and described. |
| Description: |
FIG. 1 is a top, front perspective view of a screw propeller showing our invention;
FIG. 2 is a bottom, front perspective view of the screw propeller of FIG. 1;
FIG. 3 is a front view of the screw propeller of FIG. 1;
FIG. 4 is a rear view of the screw propeller of FIG. 1;
FIG. 5 is an enlarged right side view of the screw propeller of FIG. 1;
FIG. 6 is a left side view of the screw propeller of FIG. 1;
FIG. 7 is a greatly enlarged top view of the screw propeller of FIG. 1; and,
FIG. 8 is a greatly enlarged bottom view of the screw propeller of FIG. 1;
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