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发明名称
FEEDING ADVANCING QUICK-FEEDING DEVICE FOR BORING MACHINE
摘要
申请公布号
JPS5891288(A)
申请公布日期
1983.05.31
申请号
JP19810190169
申请日期
1981.11.27
申请人
KOUKEN SHISUI KOGYO KK
发明人
SHINJIYOU JIYUN
分类号
E21B19/08;E21B19/086
主分类号
E21B19/08
代理机构
代理人
主权项
地址
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