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经营范围
发明名称
Diaphragme optique variable
摘要
申请公布号
FR1481345(A)
申请公布日期
1967.05.19
申请号
FR19660062946
申请日期
1966.05.25
申请人
VEB CARL ZEISS JENA
发明人
分类号
G02B5/00
主分类号
G02B5/00
代理机构
代理人
主权项
地址
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