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发明名称
Aimant permanent
摘要
申请公布号
FR51290(E)
申请公布日期
1942.02.18
申请号
FRD51290
申请日期
1940.12.28
申请人
SIEMENS & HALSKE AKTIENGESELLSCHAFT
发明人
分类号
C22C9/06
主分类号
C22C9/06
代理机构
代理人
主权项
地址
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