Claims (1)
The ornamental design for a mattress core element, as shown and described.
Full Description
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FIG. 1 is a top perspective view of a mattress utilizing the mattress core element, shown in a condition of use.
FIG. 2 is an enlarged partial top perspective view of a mattress with a cover partially opened to show the traditional employment of the mattress core element.
FIG. 3 is a is a top perspective view of the core element.
FIG. 4 is a top view thereof; the bottom plan view is a mirror image thereof.
FIG. 5 is a right side view of the core element; the left side view is a mirror image thereof; and,
FIG. 6 is a front view of the core element; the rear view is a mirror image thereof.
The elements depicted in broken lines are provided to show environmental subject matter only, and form no part of the claimed design.
Citations
This patent cites (10)
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