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发明名称
Method of and apparatus for heat-treating magnetic materials
摘要
申请公布号
US1895998(A)
申请公布日期
1933.01.31
申请号
US19300491601
申请日期
1930.10.27
申请人
KNERR HORACE C
发明人
KNERR HORACE C.
分类号
C21D1/54;C21D1/63
主分类号
C21D1/54
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