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发明名称
COLD EXTENSION METHOD OF OUTER FACE PLATING METAL TUBE
摘要
申请公布号
JPS6156725(A)
申请公布日期
1986.03.22
申请号
JP19840177201
申请日期
1984.08.24
申请人
SUMITOMO METAL IND LTD;SUMIKIN KIKO KK
发明人
YABUKI NORIHIRO;TAKAHASHI KEIZO
分类号
B21C3/02
主分类号
B21C3/02
代理机构
代理人
主权项
地址
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