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发明名称
Premagnetized inductive device
摘要
申请公布号
US2822528(A)
申请公布日期
1958.02.04
申请号
US19550537177
申请日期
1955.09.28
申请人
NORTH AMERICAN PHILIPS COMPANY, INC.
发明人
JANSSEN PETER JOHANNES HUBERTUS;VRIES JELLE DE
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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