Head and back rest component for dental chairs
United States Patent 3207555
US Patent References:
Chair constructions
- - 2985228

Head rest
- - 3071412


Inventors:
Kerr, Kenneth C.
Publication Date:
09/21/1965
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Assignee:
Kerr, Kenneth C.
Primary Class:
297/391
Other Classes:
297/408
International Classes:
A61G15/12; A61G15/00