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发明名称
METHOD OF ELECTRIC-ARC HIDDEN WELDING
摘要
申请公布号
SU1696208(A1)
申请公布日期
1991.12.07
申请号
SU19894748514
申请日期
1989.10.16
申请人
MARIUPOLSKIJ METALL INSTITUT
发明人
SHCHETININA VERA I,SU;CHIGAREV VALERIJ V,SU;SHCHETININ SERGEJ V,SU
分类号
B23K9/18
主分类号
B23K9/18
代理机构
代理人
主权项
地址
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