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经营范围
发明名称
EINSTELLBARE IRISBLENDE FUER OPTISCHE GERAETE
摘要
申请公布号
DE1948329(B2)
申请公布日期
1972.07.13
申请号
DE19691948329
申请日期
1969.09.24
申请人
发明人
分类号
G03B9/08;(IPC1-7):G03B9/06
主分类号
G03B9/08
代理机构
代理人
主权项
地址
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