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发明名称
Procédé pour transformer la fréquence de courants alternatifs dans une installation réceptrice de t. s. f. et appareils pour la mise en oeuvre de ce procédé
摘要
申请公布号
FR40066(E)
申请公布日期
1932.04.20
申请号
FRD40066
申请日期
1931.04.03
申请人
发明人
DIAZ IGNACIO
分类号
H03D7/08;H03D7/10
主分类号
H03D7/08
代理机构
代理人
主权项
地址
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