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发明名称
Antenna tuning device for automobile radios
摘要
申请公布号
US2944257(A)
申请公布日期
1960.07.05
申请号
US19550519970
申请日期
1955.07.05
申请人
ST. JOE MACHINES, INC.
发明人
MARTIN DONALD J.
分类号
F02D1/12;F02M59/32;H01Q9/30
主分类号
F02D1/12
代理机构
代理人
主权项
地址
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