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发明名称
BEREITSCHAFTSTASCHE FUER FOTOGRAFISCHE APPARATE.
摘要
申请公布号
DE1746337(U)
申请公布日期
1957.06.06
申请号
DE195700W7217U
申请日期
1957.03.30
申请人
GEBR. WIRGIN KAMERAWERK
发明人
分类号
主分类号
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