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发明名称
Curtain-operating mechanism
摘要
申请公布号
US1848086(A)
申请公布日期
1932.03.01
申请号
US19310538735
申请日期
1931.05.20
申请人
VOLLAND SCENIC STUDIOS, INC.
发明人
VOLLAND VICTOR H.
分类号
A47H5/032
主分类号
A47H5/032
代理机构
代理人
主权项
地址
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