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发明名称
METHOD FOR MAKING WELDED CLOSED SECTIONS
摘要
申请公布号
SU273029(A1)
申请公布日期
1983.08.30
申请号
SU19681288681
申请日期
1968.11.11
申请人
UK NII METALLOV
发明人
TRISHEVSKIJ I.S.,SU;RYBALKA V.I.,SU;SAVCHENKOV V.A.,SU;LIPSKIJ N.I.,SU
分类号
B23K13/00;(IPC1-7):B23K13/00
主分类号
B23K13/00
代理机构
代理人
主权项
地址
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