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经营范围
发明名称
PIPE WELDING SUPPORT
摘要
申请公布号
KR900010645(Y1)
申请公布日期
1990.11.26
申请号
KR19880007761U
申请日期
1988.05.27
申请人
HYUN DAI HEAVY IND. CO., LTD.
发明人
CHONG CHA-HO
分类号
B23K37/04;(IPC1-7):B23K37/04
主分类号
B23K37/04
代理机构
代理人
主权项
地址
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