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发明名称
Equipment for the orbital electric welding of joints in fixed steel pipes by means of coated metal electrodes performed with automatic programming
摘要
申请公布号
IT1270768(B)
申请公布日期
1997.05.07
申请号
IT1993VI00068
申请日期
1993.05.04
申请人
FRACAROLI FLAMINIO
发明人
FRACAROLI FLAMINIO
分类号
B23K;(IPC1-7):B23K
主分类号
B23K
代理机构
代理人
主权项
地址
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