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发明名称
Noyau d'aimant
摘要
申请公布号
FR896024(A)
申请公布日期
1945.02.09
申请号
FRD896024
申请日期
1943.06.29
申请人
STEATIT-MAGNESIA AKTIENGESELLSCHAFT
发明人
分类号
H01F1/26
主分类号
H01F1/26
代理机构
代理人
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