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发明名称
Improvements in or relating to mineral-cutting machines
摘要
申请公布号
GB844802(A)
申请公布日期
1960.08.17
申请号
GB19580005174
申请日期
1958.02.18
申请人
GEBR. EICKHOFF, MASCHINENFABRIK U. EISENGIESSEREI M.B.H.
发明人
分类号
E21C29/00
主分类号
E21C29/00
代理机构
代理人
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地址
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