Title:
Inflatable cushion
United States Patent 3253861
US Patent References:
Pneumatic upholstery
- - 1830570

Inflatable rubber article
- - 2625209

Air mattress
- - 2842783

Article of repose for supporting the body of a person
- - 2843181

Pillows
- - 3017221


Inventors:
Howard, Howard S.
Publication Date:
05/31/1966
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Assignee:
HOWE PLASTICS AND CHEMICAL CO
Primary Class:
297/452.430
Other Classes:
297/229, 5/652.100, 297/452.410, 297/382, 5/932, 297/DIG.003, 5/655.300
International Classes:
A47C4/54; A47C4/00
US Patent References:
3033257Bag forming tube and method of forming and accumulating the same
3083054Bucket seat adapter
3112956Inflatable seat and back rest
3115564Apparatus for cutting and heat-sealing thermoplastic films