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The ornamental design for a mattress innerspring, as shown and described. |
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FIG. 1 is a plan view of the mattress innerspring design of the present invention;
FIG. 2 is a plan view of the mattress innerspring design of FIG. 1 opposite the view of FIG. 1;
FIG. 3 is a side view of the mattress innerspring design of FIG. 1 taken in the direction of the arrows 3--3 in FIG. 1 the opposite side being a mirror image thereof; and,
FIG. 4 is a side view of the mattress innerspring design of FIG. 1, taken in the direction of the arrows 4--4 the opposite side being a mirror image thereof.
Wagner, Robert F., Langer, Paul J.
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