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发明名称
Procédé de soudure de tubes en bout
摘要
申请公布号
FR61836(E)
申请公布日期
1955.05.18
申请号
FRD61836
申请日期
1951.07.06
申请人
COMPAGNIE DES SURCHAUFFEURS
发明人
HUET ANDRE
分类号
B21D39/04;B23K9/035;B23K33/00;B29C65/00;B29C65/50
主分类号
B21D39/04
代理机构
代理人
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地址
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