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发明名称
DEVICE FOR PROTECTION OF BACK OF WELD IN WELDING TUBULAR ARTICLES
摘要
申请公布号
RU2038933(C1)
申请公布日期
1995.07.09
申请号
SU19914951989
申请日期
1991.06.28
申请人
NAUCHNO-ISSLEDOVATELSKIJ I KONSTRUKTORSKIJ INSTITUT MONTAZHNOJ TEKHNOLOGII
发明人
ISHCHENKO YURIJ S;BUKAROV VIKTOR A;AGEEV ANATOLIJ A;KORNEEV YURIJ N
分类号
B23K9/16;(IPC1-7):B23K9/16
主分类号
B23K9/16
代理机构
代理人
主权项
地址
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