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发明名称
Swivel chair structure
摘要
申请公布号
US2251841(A)
申请公布日期
1941.08.05
申请号
US19390308568
申请日期
1939.12.11
申请人
THE BASSICK COMPANY
发明人
HEROLD WALTER F.
分类号
A47C3/24
主分类号
A47C3/24
代理机构
代理人
主权项
地址
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