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发明名称
Improvements in or relating to variable inductance coils
摘要
申请公布号
GB441982(A)
申请公布日期
1936.01.30
申请号
GB19350021637
申请日期
1935.07.30
申请人
TELEFUNKEN GESELLSCHAFT FUR DRAHTLOSE TELEGRAPHIE M.B.H.
发明人
分类号
H01F21/06
主分类号
H01F21/06
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代理人
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