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发明名称
Regulating choke coil
摘要
申请公布号
US1994953(A)
申请公布日期
1935.03.19
申请号
US19320614276
申请日期
1932.05.28
申请人
N. V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
KLINKHAMER HENDRIK ABRAHAM WIJNAND
分类号
B23K9/073;B23K9/10;H01F29/02
主分类号
B23K9/073
代理机构
代理人
主权项
地址
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