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The ornamental design for a screw head, as shown and described.
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FIG. 1 is a top plan view thereof;
FIG. 2 is a front elevation thereof;
FIG. 3 is a bottom plan view thereof;
FIG. 4 is a right-side elevation thereof;
FIG. 5 is a left-side elevation thereof;
FIG. 6 is a rear elevation thereof;
FIG. 7 is a cross section taken along the line 7--7 in FIG. 1; and,
FIG. 8 is an enlarged perspective view.
The broken lines in the drawing show environmental structure and form no part of the claimed design.
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Sep 12 2003 | SHINJO, KATSUMI | Yugenkaisha Shinjo Seisakusho | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 014570 | /0221 | |
| Oct 02 2003 | Yugenkaisha Shinjo Seisakusho | (assignment on the face of the patent) | / | |||
| Jan 04 2016 | YUGENKAISHA SHINJO SEISAKUSHO DBA SHINJO MANUFACTURING CO , LTD | SHINJO HOLDINGS CO , LTD | CHANGE OF NAME SEE DOCUMENT FOR DETAILS | 038529 | /0268 |
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