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发明名称
Transmitting antenna with automatic tuning, particularly for aircraft wireless
摘要
申请公布号
US2472904(A)
申请公布日期
1949.06.14
申请号
US19450573702
申请日期
1945.01.20
申请人
THE FIRM AUTOPHON AKTIENGESELLSCHAFT
发明人
KAPPELER HANS
分类号
H01Q1/30;H01Q9/14
主分类号
H01Q1/30
代理机构
代理人
主权项
地址
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