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发明名称
Ferromagnetic material
摘要
申请公布号
US3085980(A)
申请公布日期
1963.04.16
申请号
US19590817029
申请日期
1959.06.01
申请人
NORTH AMERICAN PHILIPS COMPANY INC.
发明人
GORTER EVERT WILLEM;SCHULKES JOHANNES ANTONIUS;VERWEEL JAN
分类号
C04B35/26
主分类号
C04B35/26
代理机构
代理人
主权项
地址
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