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发明名称
Устройство для дуплексной радиосвязи
摘要
申请公布号
SU41043(A1)
申请公布日期
1935.01.31
申请号
SU19330128430
申请日期
1933.05.07
申请人
NEMTSEV V.I.
发明人
NEMTSEV V.I.
分类号
H04B1/44
主分类号
H04B1/44
代理机构
代理人
主权项
地址
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