U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

An automatic bed maker which uses the expansion of inflatable bladder to straighten, align, and tuck-in bed-cover assembly.

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Class 110/150 - Steam injector

Subclass of Class 110 - Furnaces
Definition: Devices in which steam is injected into the path of the
No. of patents: 0