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发明名称
Winning apparatus for mining minerals
摘要
申请公布号
GB1004578(A)
申请公布日期
1965.09.15
申请号
GB19620023183
申请日期
1962.06.15
申请人
ADELE OELLRICH
发明人
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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