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发明名称
Perfectionnements aux appareils d'éclairage
摘要
申请公布号
FR704620(A)
申请公布日期
1931.05.22
申请号
FRD704620
申请日期
1930.10.11
申请人
THE MILLER COMPANY
发明人
分类号
F21S6/00;F21V21/06;F21V21/12;F21V23/06
主分类号
F21S6/00
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代理人
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