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发明名称
FOTOGRAFISCHE KAMERA MIT BELICHTUNGSMESSER UND FILMMERKEINRICHTUNG.
摘要
申请公布号
DE1736428(U)
申请公布日期
1956.12.20
申请号
DE195600W6174U
申请日期
1956.10.10
申请人
GEBR. WIRGIN
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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