Title:
Dental chair component
United States Patent 3156500
US Patent References:
Headrest
- - 2452103

Pillows
- - 3017221

Head rest
- - 3071412


Inventors:
Kerr, Kenneth C.
Publication Date:
11/10/1964
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Assignee:
Kerr, Kenneth C.
Primary Class:
297/391
Other Classes:
297/397, 5/652, 297/DIG.003, 5/904, 297/396, 297/230.130
International Classes:
A61G15/12; A61G15/00
Foreign References:
GB754677A