Title:
Invalid pad
United States Patent 2437006
US Patent References:
Bed for invalids
- - 1643793
Variable-pressure bed or mattress
- - 1772310
Bed
- - 2112702
Bed for invalids
- - 1643793
Variable-pressure bed or mattress
- - 1772310
Bed
- - 2112702
Inventors:
Simpson, William T.
Publication Date:
03/02/1948
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Export Citation:
Assignee:
Simpson, William T.
Primary Class:
Other Classes:
5/713
International Classes:
A47C27/08
Foreign References:
| GB483111A | ||||
| GB483132A |