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发明名称
Shutter for photographic cameras
摘要
申请公布号
US2950665(A)
申请公布日期
1960.08.30
申请号
US19570634660
申请日期
1957.01.17
申请人
VOIGTLANDER A. G.
发明人
MEIXNER ALFRED
分类号
G03B9/42
主分类号
G03B9/42
代理机构
代理人
主权项
地址
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