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发明名称
TUNNEL BORING MACHINE
摘要
申请公布号
EP0115942(A3)
申请公布日期
1986.10.15
申请号
EP19840300457
申请日期
1984.01.25
申请人
HARRISON WESTERN CORPORATION
发明人
SNYDER, LARRY LYNN
分类号
E21D9/10;E21D9/11;(IPC1-7):E21D9/10
主分类号
E21D9/10
代理机构
代理人
主权项
地址
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