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发明名称
Procédé et dispositifs de multiplication de fréquence du courant alternatif
摘要
申请公布号
FR902203(A)
申请公布日期
1945.08.22
申请号
FRD902203
申请日期
1944.02.25
申请人
DEUTSCHE EDELSTAHLWERKE AKTIENGESELLSCHAFT
发明人
SEULEN GERHARD
分类号
H03B19/00
主分类号
H03B19/00
代理机构
代理人
主权项
地址
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