Title:
Swivel chair base
United States Patent 2470397
US Patent References:
Chair
- - 2134639

Chair base
- - 2218583

Base structure
- - 2295281

Chair base
- - 2350399


Inventors:
Harter, Evan S.
Publication Date:
05/17/1949
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Assignee:
HARTER CORP
Primary Class:
248/188.700
Other Classes:
29/897
International Classes:
A47C7/00