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Title:
Chair-bed combination
Document Type and Number:
United States Patent 3053568
Inventors:
Retha, Miller
Plaque It!
Sponsored by:
Flash of Genius
Publication Date:
09/11/1962
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Assignee:
Clarence, Silva A.
Primary Class:
297/78
Other Classes:
5/610, 5/613, 5/607, 601/24, 297/344.240
International Classes:
A61G5/00
US Patent References:
1981271
Tractional hospital litter or carriage
2053852
Mechanical chair
2295006
Invalid support
2587068
Invalid lift and transfer apparatus
2672917
Adjustable chair
2691782
Patient-carrying vehicle for hospitals
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