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经营范围
发明名称
ELECTRODE HOLDER FOR MANUAL ARC WELDING
摘要
申请公布号
SU1636156(A1)
申请公布日期
1991.03.23
申请号
SU19884621499
申请日期
1988.12.20
申请人
SMERDOV VIKTOR P,SU
发明人
SMERDOV VIKTOR P,SU
分类号
B23K9/28
主分类号
B23K9/28
代理机构
代理人
主权项
地址
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