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发明名称
PROCEDE ET APPAREIL POUR VIEILLIR UN JOINT SOUDE D'UNE BANDE EN ACIER
摘要
申请公布号
FR2324744(A1)
申请公布日期
1977.04.15
申请号
FR19750029086
申请日期
1975.09.23
申请人
SANDCO LTD
发明人
分类号
B23K11/00;B21D53/14;C21D1/40;C21D9/50;(IPC1-7):C21D9/50
主分类号
B23K11/00
代理机构
代理人
主权项
地址
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