Pad for invalids
United States Patent 2056767

Inventors:
Blath, William H.
Publication Date:
10/06/1936
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Assignee:
Blath, William H.
Primary Class:
128/889
Other Classes:
297/228.120, 5/630, 2/44, 297/230.100, 5/633
International Classes:
A61F13/14; A61G7/057