Title:
Supplement seat for dental chairs
United States Patent 2681690
US Patent References:
Rotary seat attachment for barber chairs
- - 2440644
Dental chair unit
- - 2498550
Stool for attachment to a barber's chair
- - 2553545
Rotary seat attachment for barber chairs
- - 2440644
Dental chair unit
- - 2498550
Stool for attachment to a barber's chair
- - 2553545
Inventors:
Johnson, Carroll W.
Clark, John T.
Clark, John T.
Publication Date:
06/22/1954
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Export Citation:
Assignee:
Johnson
Primary Class:
Other Classes:
248/425, 248/430, 248/408
International Classes:
A61G15/08; A61G15/00