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发明名称
摘要
申请公布号
BE683293(A)
申请公布日期
1966.12.01
申请号
BED683293
申请日期
1966.06.28
申请人
发明人
分类号
B23H9/00;C21D9/10;C23C8/00;F41A21/12;F41A21/22
主分类号
B23H9/00
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代理人
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