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发明名称
Bobine de réaction dont les spires sont séparées en substance par de l'air et montées de manière à être exemptes de perte, applicable notamment aux émetteurs radio-électriques
摘要
申请公布号
FR883768(A)
申请公布日期
1943.07.16
申请号
FRD883768
申请日期
1942.07.03
申请人
N. V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
分类号
H01F21/02
主分类号
H01F21/02
代理机构
代理人
主权项
地址
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