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发明名称
Schaelendes Gewinnungsgeraet (Kohlenhobel)
摘要
申请公布号
DE974235(C)
申请公布日期
1960.10.27
申请号
DE1951M009193
申请日期
1951.04.14
申请人
MASCHINENFABRIK;EISENGIESSEREI A. BEIEN
发明人
FRITZSCHE HUGO
分类号
E21C27/34
主分类号
E21C27/34
代理机构
代理人
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