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发明名称
Obturateur à rideau pour châssis interchangeables posés sur ou dans les apparils photographiques
摘要
申请公布号
FR1136707(A)
申请公布日期
1957.05.17
申请号
FRD1136707
申请日期
1955.12.08
申请人
VEB ZEISS IKON DRESDEN
发明人
分类号
G03B9/28
主分类号
G03B9/28
代理机构
代理人
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