Title:
Face rest mattress
United States Patent 3135974
US Patent References:
/0967652.html
- - 0967652

Hospital-mattress
- - 1341564

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- - 1548728

Health mattress
- - 2244435

Mattress
- - 2810920


Inventors:
Roman, Anthony P.
Publication Date:
06/09/1964
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Assignee:
Roman, Anthony P.
Primary Class:
5/725
Other Classes:
D06/596
International Classes:
A47C27/14