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发明名称
Verfahren und Vorrichtung zum Herstellen von allseitig geschlossenen Hohlsteinen
摘要
申请公布号
DE601302(C)
申请公布日期
1934.08.13
申请号
DE1931SC96136D
申请日期
1931.11.27
申请人
WILLI SCHLUETER
发明人
分类号
B28B3/26
主分类号
B28B3/26
代理机构
代理人
主权项
地址
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