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发明名称
Dispositif de ripage pour transporteur de taille
摘要
申请公布号
FR1450925(A)
申请公布日期
1966.06.24
申请号
FR19650034590
申请日期
1965.10.12
申请人
FIRMA GEWERKSCHAFT EISENHUETTE WESTFALIA
发明人
分类号
E21C35/12;E21F13/08
主分类号
E21C35/12
代理机构
代理人
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地址
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