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发明名称
JIG FOR MEASURING ROD-CONNECTING SECTION SETTING ANGLE
摘要
申请公布号
JPH11336463(A)
申请公布日期
1999.12.07
申请号
JP19980161553
申请日期
1998.05.27
申请人
SEIKO KOGYO KK
发明人
HAYASHI SEISHI
分类号
E21B47/02;E02F5/02;E21B19/18;G01B5/24;G01C9/00;(IPC1-7):E21B47/02
主分类号
E21B47/02
代理机构
代理人
主权项
地址
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