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发明名称
Appareils générateurs d'ondes électriques à fréquences harmoniques
摘要
申请公布号
FR49760(E)
申请公布日期
1939.07.13
申请号
FRD49760
申请日期
1938.07.29
申请人
LE MATERIEL TELEPHONIQUE
发明人
分类号
H03B19/03;H03B19/16;H04J1/06
主分类号
H03B19/03
代理机构
代理人
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地址
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