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发明名称
FLOW LINE FOR TREATING TUBES BEFORE WELDING
摘要
申请公布号
SU1655738(A1)
申请公布日期
1991.06.15
申请号
SU19884475931
申请日期
1988.08.23
申请人
SP K BYURO N-PROIZV OBEDINENIYA "SVARKANEFTEGAZSTROJ"
发明人
LOJ PETR I,SU;POTAPENKO FEDOR M,SU;SAMOPYAT VASILIJ I,SU
分类号
B23K37/04
主分类号
B23K37/04
代理机构
代理人
主权项
地址
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