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发明名称
VORRICHTUNG ZUR HERSTELLUNG VON BETONROHREN
摘要
申请公布号
DE2444815(C2)
申请公布日期
1976.10.28
申请号
DE19742444815
申请日期
1974.09.19
申请人
发明人
分类号
B28B21/24
主分类号
B28B21/24
代理机构
代理人
主权项
地址
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