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发明名称
Inductance coil
摘要
申请公布号
US2351604(A)
申请公布日期
1944.06.20
申请号
US19410375055
申请日期
1941.01.18
申请人
NATIONAL COMPANY, INC.
发明人
JR. THOMAS M. FERRILL,
分类号
H01F17/00
主分类号
H01F17/00
代理机构
代理人
主权项
地址
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