CHAIR BASE
United States Patent 3439893
US Patent References:
Rotary seat construction having novel bearing means therein
- - 3059888
Chair
- - 2405013
Locking arrangement for swivel chair structure
- - 2999665
Chair seat adjusting device
- - 3164357
Rotary seat construction having novel bearing means therein
- - 3059888
Chair
- - 2405013
Locking arrangement for swivel chair structure
- - 2999665
Chair seat adjusting device
- - 3164357
Inventors:
Paquette, Kenneth N.
Publication Date:
04/22/1969
View Patent Images:
Export Citation:
Assignee:
SHAW WALKER CO
Primary Class:
Other Classes:
248/159
International Classes:
A47C3/18; A47C3/24; A47C3/00; A47C3/20; F16M11/00; F16M13/00
Foreign References:
| GB1045510A |