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发明名称
Photomètre photoélectrique
摘要
申请公布号
FR752138(A)
申请公布日期
1933.09.16
申请号
FRD752138
申请日期
1933.03.08
申请人
发明人
LANGE BRUNO
分类号
G01N21/03
主分类号
G01N21/03
代理机构
代理人
主权项
地址
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