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发明名称
CONTROL PROCEDURE FOR CONTROLLING EXTRACTION AND ADVANCE MACHINES
摘要
申请公布号
GB2247034(B)
申请公布日期
1993.08.25
申请号
GB19910011166
申请日期
1991.05.23
申请人
KLAUS * SPIES
发明人
KLAUS * SPIES
分类号
E21C35/10;G01N1/08
主分类号
E21C35/10
代理机构
代理人
主权项
地址
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