Sectional mattress
United States Patent 2547840
US Patent References:
/0787450.html
- - 0787450

Folding bed and cot mattress
- - 1927109

Mattress handle
- - 2322995


Inventors:
Smith, William B.
Publication Date:
04/03/1951
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Assignee:
Smith, William B.
Primary Class:
5/722
International Classes:
A47C27/00