FIG. 1 is a perspective view of my design for a collapsible foundation core for mattress;
FIG. 2 is a top plan view thereof;
FIG. 3 is a bottom plan view thereof;
FIG. 4 is an elevated front view thereof;
FIG. 5 is an elevated back view thereof;
FIG. 6 is an elevated right side view thereof; and,
FIG. 7 is an elevated left side view thereof.
Mantzis, George
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