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The ornamental design for a hard hat with solar-powered cooling means, substantially as shown and described. |
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FIG. 1 is a rear perspective view of a hard hat with a solar-powered cooling means showing my new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a left side elevational view, the right side elevational view being a mirror image thereof;
FIG. 4 is a rear elevational view thereof;
FIG. 5 is a bottom plan view thereof; and
FIG. 6 is a top plan view thereof.
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