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发明名称
Vorrichtung zum Halten des Schweisspulvers beim Unter-Pulver-Schweissen von waagerechten Naehten an senkrechter Wand
摘要
申请公布号
DE1020136(B)
申请公布日期
1957.11.28
申请号
DE1956C013133
申请日期
1956.06.05
申请人
CHICAGO BRIDGE & IRON COMPANY
发明人
ARNOLD PERRY C.;WESTFALL CLIFFORD M.
分类号
B23K9/02
主分类号
B23K9/02
代理机构
代理人
主权项
地址
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