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发明名称
WORKING A ROLL DIE WORKING OF A METALLIC MATERIAL
摘要
申请公布号
GB1477749(A)
申请公布日期
1977.06.22
申请号
GB19750000500
申请日期
1975.01.06
申请人
MITSUBISHI JUKOGYO KK
发明人
分类号
B21H1/00;B21H3/00;C21D7/13;C22F1/00;(IPC1-7):B21H1/00;C21D1/00
主分类号
B21H1/00
代理机构
代理人
主权项
地址
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