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发明名称
Device for starting and stopping an electrically driven cinematographic projection apparatus
摘要
申请公布号
US2008876(A)
申请公布日期
1935.07.23
申请号
US19330686573
申请日期
1933.08.24
申请人
OTTO REHDER
发明人
REHDER OTTO
分类号
G03B19/18
主分类号
G03B19/18
代理机构
代理人
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地址
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