Claims (1)
Claim 1 (Independent)
The ornamental design for a spark plug, as shown and described.
Full Description
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FIG. 1 is a front, left, top perspective view of a spark plug showing my new design;
FIG. 2 is a rear, left, bottom perspective view thereof;
FIG. 3 is a front elevation view thereof;
FIG. 4 is a rear elevation view thereof;
FIG. 5 is a right side view thereof;
FIG. 6 is a left side view thereof;
FIG. 7 is a top plan view thereof; and,
FIG. 8 is a bottom plan view thereof.
The broken lines of even length immediately adjacent to the shaded areas shown in FIGS. 1 - 8 depict the bounds of the claimed design, while all other broken lines are directed to the environment. The broken lines form no part of the claimed design.
Citations
This patent cites (60)
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