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经营范围
发明名称
Photographisches Objektiv mit Hinterblende
摘要
申请公布号
DE1797434(A1)
申请公布日期
1971.09.09
申请号
DE19681797434
申请日期
1968.09.27
申请人
VOIGTLAENDER AG
发明人
EGGERT,JOACHIM,DIPL.-PHYS.;BEHRENS,HEINRICH
分类号
G02B13/00
主分类号
G02B13/00
代理机构
代理人
主权项
地址
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