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发明名称
Chair swing
摘要
申请公布号
US1932967(A)
申请公布日期
1933.10.31
申请号
US19310518362
申请日期
1931.02.26
申请人
HASKELL WILLIAM E
发明人
HASKELL WILLIAM E.
分类号
A47C3/02
主分类号
A47C3/02
代理机构
代理人
主权项
地址
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