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发明名称
METHOD OF BUTT WELDING
摘要
申请公布号
SU1655692(A1)
申请公布日期
1991.06.15
申请号
SU19894706888
申请日期
1989.06.19
申请人
KALIN NIKOLAJ A,SU;UDOVENKO VLADIMIR P,SU;KOSTYUSHKO ALEKSANDR N,SU
发明人
KALIN NIKOLAJ A,SU;UDOVENKO VLADIMIR P,SU;KOSTYUSHKO ALEKSANDR N,SU
分类号
B23K9/16
主分类号
B23K9/16
代理机构
代理人
主权项
地址
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