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经营范围
发明名称
A CONTINUOUS MINING MACHINE
摘要
申请公布号
ZA7406076(B)
申请公布日期
1975.11.26
申请号
ZA19740006076
申请日期
1974.09.25
申请人
NAT MINE SERVICE CO
发明人
LEBEGUE M
分类号
E21C;E21C25/06
主分类号
E21C
代理机构
代理人
主权项
地址
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