Frame member and attached membranes

Beds – Ground mat

Reexamination Certificate

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Details

C005S419000, C005S420000

Reexamination Certificate

active

07490378

ABSTRACT:
A collapsible apparatus includes a frame member being formed from a flexible twistable material, a first membrane and a second membrane, and an inflatable bladder. The second membrane is removably attachable to the first membrane.

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