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发明名称
Anzeigewerk fuer photographische Kameras
摘要
申请公布号
DE602913(C)
申请公布日期
1934.09.20
申请号
DE1933F075784D
申请日期
1933.06.24
申请人
PAUL FRANKE;REINHOLD HEIDECKE
发明人
分类号
G03B19/04
主分类号
G03B19/04
代理机构
代理人
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