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发明名称
SEKTORENBLENDE FUER PHOTOMETRISCHE-ZWECKE.
摘要
申请公布号
DE1614619(U)
申请公布日期
1950.10.12
申请号
DE195000Z0441U
申请日期
1950.06.29
申请人
ZEISS-OPTON OPTISCHE WERKE OBERKOCHEN G.M.B.H.
发明人
分类号
主分类号
代理机构
代理人
主权项
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