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发明名称
Gewinnungsmaschine fuer Bergwerksbetriebe, insbesondere fuer Maschinenstaelle
摘要
申请公布号
DE1190901(B)
申请公布日期
1965.04.15
申请号
DE1961C024017
申请日期
1961.04.29
申请人
COAL INDUSTRY (PATENTS) LIMITED
发明人
DAWSON GORDON BERTRAM;MILLS LAURENCE JOHN
分类号
E21C35/12
主分类号
E21C35/12
代理机构
代理人
主权项
地址
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