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发明名称
Procédé permettant d'obtenir une divergence horizontale des rayons lumineux émis par les projecteurs d'éclairage
摘要
申请公布号
FR753360(A)
申请公布日期
1933.10.14
申请号
FRD753360
申请日期
1932.07.18
申请人
SOCIETE POUR LA FABRICATION DES PROJECTEURS ELECTRIQUES MARCHAL
发明人
分类号
H01K1/26
主分类号
H01K1/26
代理机构
代理人
主权项
地址
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