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发明名称
Durch Vormagnetisierung steuerbare Induktivitaet
摘要
申请公布号
DE1016380(B)
申请公布日期
1957.09.26
申请号
DE1954N009403
申请日期
1954.08.30
申请人
N.V. PHILIPS'GLOEILAMPENFABRIEKEN
发明人
DUINKER SIMON;OOSTERHOUT GERARD WILLEM VAN
分类号
H01F21/08
主分类号
H01F21/08
代理机构
代理人
主权项
地址
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