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发明名称
Swing
摘要
申请公布号
US1757423(A)
申请公布日期
1930.05.06
申请号
US19270214355
申请日期
1927.08.20
申请人
GERROND JAMES C
发明人
GERROND JAMES C.
分类号
A47D13/10
主分类号
A47D13/10
代理机构
代理人
主权项
地址
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