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发明名称
Perfectionnements aux diffuseurs de télégraphie sans fil
摘要
申请公布号
FR791127(A)
申请公布日期
1935.12.04
申请号
FRD791127
申请日期
1934.09.05
申请人
发明人
DESBRI EUGENE, MARIE, FERNAND LESIEURE
分类号
H04R1/28;H04R7/18
主分类号
H04R1/28
代理机构
代理人
主权项
地址
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