Embedded spring cushion construction
United States Patent 2882959
US Patent References:
Cushion construction
- - 1725479

Mattress and upholstering pad
- - 2194569

Rubberized spring construction
- - 2247543

Cushion
- - 2415765


Inventors:
Burkart, Harry J.
Publication Date:
04/21/1959
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Assignee:
BURKART MFG COMPANY F
Primary Class:
267/84
Other Classes:
5/718
International Classes:
A47C27/20; A47C27/14