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发明名称
Nachrichtenuebermittlung durch mehrere Sender gleicher Betriebsfrequenz
摘要
申请公布号
DE832618(C)
申请公布日期
1952.02.25
申请号
DE1950S001872
申请日期
1950.02.25
申请人
SIEMENS & HALSKE A.G.
发明人
HERMANSPANN DR.-ING. PAUL
分类号
H04H20/67
主分类号
H04H20/67
代理机构
代理人
主权项
地址
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