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经营范围
发明名称
BUTT WELDING PROCESS AND APPARATUS FOR EFFECTING SAME
摘要
申请公布号
GB1478260(A)
申请公布日期
1977.06.29
申请号
GB19750030714
申请日期
1975.07.23
申请人
SIDYAKIN V;SABANTSEV A;LAPIN E;MACHNEV E
发明人
分类号
B23K11/04;(IPC1-7):B23K11/04
主分类号
B23K11/04
代理机构
代理人
主权项
地址
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