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发明名称
Verfahren zum Vereinigen von Bohrstaehlen und anderen Rohren mit im Verhaeltnis zur Wandstaerke kleiner lichter Weite durch Abbrennschweissung
摘要
申请公布号
DE864351(C)
申请公布日期
1953.02.05
申请号
DE1945A014772D
申请日期
1945.05.29
申请人
ALLMAENNA SVENSKA ELEKTRISKA AKTIEBOLAGET
发明人
PALMQVIST A.
分类号
B23K11/04
主分类号
B23K11/04
代理机构
代理人
主权项
地址
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