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发明名称
Photographische Ausziehkamera mit Einstellsucher
摘要
申请公布号
DE633672(C)
申请公布日期
1936.08.08
申请号
DE1935Z022275D
申请日期
1935.02.17
申请人
ERNST ZEH
发明人
分类号
G03B13/20
主分类号
G03B13/20
代理机构
代理人
主权项
地址
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