An automatic bed maker which uses the expansion of inflatable bladder to straighten, align, and tuck-in bed-cover assembly.
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| Number | Title | Issue Date |
| 4650368 | Flood water containment bag A flood water containment bag constructed of lightweight, inexpensive porous material with a quantity of water absorbent material therein which increases substantially in volume and weight when it absorbs water entering into the interior of the bag. The b... | 03/17/1987 |