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发明名称
SENSOR FOR THE HORIZON CONTROL OF MINING MACHINES
摘要
申请公布号
AU531063(B2)
申请公布日期
1983.08.11
申请号
AU19790044674
申请日期
1979.02.28
申请人
GENERAL ELECTRIC COMPANY
发明人
DAVID ELLIOT GODFREY
分类号
E21C35/10;G01N29/12;(IPC1-7):E21C27/24;E21C35/00;E21C35/08;E21C39/00
主分类号
E21C35/10
代理机构
代理人
主权项
地址
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