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发明名称
Nachrichten-Satellit mit einer Wanderfeldroehre
摘要
申请公布号
DE1541966(A1)
申请公布日期
1970.02.05
申请号
DE19671541966
申请日期
1967.02.22
申请人
SIEMENS AG
发明人
ROLAND WOLFRAM,DIPL.-PHYS.
分类号
H01J23/027
主分类号
H01J23/027
代理机构
代理人
主权项
地址
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