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发明名称
Viseur à lunette avec objectif convergent pour appareils photographiques
摘要
申请公布号
FR763940(A)
申请公布日期
1934.05.09
申请号
FRD763940
申请日期
1933.11.13
申请人
SOCIETE CARL ZEISS
发明人
分类号
G02B23/14
主分类号
G02B23/14
代理机构
代理人
主权项
地址
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