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发明名称
Magnetic orientation
摘要
申请公布号
US2628502(A)
申请公布日期
1953.02.17
申请号
US19440535160
申请日期
1944.05.11
申请人
KLEIN NORMAN E
发明人
KLEIN NORMAN E.
分类号
G01R33/02
主分类号
G01R33/02
代理机构
代理人
主权项
地址
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