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发明名称
Verfahren zur Herstellung geschweißter Fachwerks- und gitterartiger Konstruktionen aus Rohren, Hohlstäben u. dgl.
摘要
申请公布号
AT169919(B)
申请公布日期
1951.12.27
申请号
ATD169919
申请日期
1950.03.31
申请人
ING. HANS MELHARDT
发明人
ING. HANS MELHARDT
分类号
主分类号
代理机构
代理人
主权项
地址
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