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发明名称
SCREW EARTH AUGER DEVICE
摘要
申请公布号
JPH08158771(A)
申请公布日期
1996.06.18
申请号
JP19950062437
申请日期
1995.03.22
申请人
KYUSHU ELECTRIC POWER CO INC;RASA IND LTD
发明人
ONO TOSHIYOSHI;KUDO YASUHIRO;INOUE TOSHIAKI;EZAKI TSUNEHIRO
分类号
E21B7/00;E02D17/13;E02F5/02;E21B7/02;G01L5/00;(IPC1-7):E21B7/00
主分类号
E21B7/00
代理机构
代理人
主权项
地址
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