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发明名称
Comparateur de flux lumineux à cellule photoélectrique
摘要
申请公布号
FR672704(A)
申请公布日期
1930.01.06
申请号
FRD672704
申请日期
1928.07.19
申请人
SOCIETE DE RECHERCHES ET DE PERFECTIONNEMENTS INDUSTRIELS
发明人
TOULON PIERRE-MARIE-GABRIEL
分类号
G01J1/36
主分类号
G01J1/36
代理机构
代理人
主权项
地址
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