Title:
Air mattress
United States Patent 2623574
US Patent References:
/1356593.html
- - 1356593

Hip rest
- - 2257848

Beach or lawn lounge
- - 2304700


Inventors:
Wilhelm, Damsch Herbert Otto ER.
Publication Date:
12/30/1952
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Assignee:
Wilhelm, Damsch Herbert Otto ER.
Primary Class:
297/111
Other Classes:
297/452.410, 297/DIG.003, 297/1, 441/129, 297/118, 441/126, 297/380, D06/335, 5/705
International Classes:
A47C4/54; A47C4/00
Foreign References:
GB491990A
FR700715A