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经营范围
发明名称
Irisblende
摘要
申请公布号
DE708002(C)
申请公布日期
1941.07.09
申请号
DE1933L084114D
申请日期
1933.07.18
申请人
ERNST LEITZ G.M.B.H.
发明人
分类号
G03B9/08
主分类号
G03B9/08
代理机构
代理人
主权项
地址
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