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发明名称
BORING MACHINE
摘要
申请公布号
JPS59228588(A)
申请公布日期
1984.12.21
申请号
JP19830101190
申请日期
1983.06.06
申请人
SUZUKI TOMOE
发明人
SUZUKI TOMOE
分类号
E21B3/00;E21B19/08;E21B19/084;(IPC1-7):E21B19/08
主分类号
E21B3/00
代理机构
代理人
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