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发明名称
A wave band changing device for wireless transmitters
摘要
申请公布号
GB888600(A)
申请公布日期
1962.01.31
申请号
GB19590039111
申请日期
1959.11.18
申请人
TESLA
发明人
分类号
H01F27/00
主分类号
H01F27/00
代理机构
代理人
主权项
地址
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