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发明名称
Stool having revolving seat
摘要
申请公布号
US2528949(A)
申请公布日期
1950.11.07
申请号
US19450616039
申请日期
1945.09.13
申请人
THE ROYAL METAL MANUFACTURING COMPANY
发明人
ENGSTROM CARL J.
分类号
A47C3/18
主分类号
A47C3/18
代理机构
代理人
主权项
地址
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