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发明名称
Pose-reflecting system for photographic apparatus
摘要
申请公布号
US1893211(A)
申请公布日期
1933.01.03
申请号
US19270227731
申请日期
1927.10.21
申请人
SIMJIAN LUTHER G
发明人
SIMJIAN LUTHER G.
分类号
G03B17/53
主分类号
G03B17/53
代理机构
代理人
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地址
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