Hydraulic chairs
United States Patent 2854061
US Patent References:
/1046145.html
- - 1046145

/1212757.html
- - 1212757

Jack
- - 1454524

School furniture
- - 1491685

Chair and table adjusting mechanism
- - 1586752


Inventors:
Romito, Leopold S.
Publication Date:
09/30/1958
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Assignee:
Romito, Leopold S.
Primary Class:
248/404
Other Classes:
60/482, 248/188.700, 254/93R, 248/418
International Classes:
A47C3/30; A61G15/02; A47C3/20; A61G15/00
US Patent References:
1720434Fluid-operated jack
1767124Hydraulic jack
1904115Hydraulic jack
1951508Barber chair
2059130Operating chair
2613725Neurosurgical operating chair