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发明名称
Muffenkern zum genauen Giessen der Anschlussstelle der Rohrmuffe an den Rohrschaft von Schleudergussrohren
摘要
申请公布号
DE520016(C)
申请公布日期
1931.03.06
申请号
DENDATP055104D
申请日期
申请人
DR.-ING. CARL PARDUN
发明人
分类号
B22D13/10
主分类号
B22D13/10
代理机构
代理人
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