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发明名称
HEMMING METHOD
摘要
申请公布号
JPS6440120(A)
申请公布日期
1989.02.10
申请号
JP19870197782
申请日期
1987.08.07
申请人
SUMITOMO METAL IND LTD
发明人
HIROSE YOZO
分类号
B21D19/08
主分类号
B21D19/08
代理机构
代理人
主权项
地址
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