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发明名称
CORE DRILL
摘要
申请公布号
JPH1128609(A)
申请公布日期
1999.02.02
申请号
JP19970193370
申请日期
1997.07.04
申请人
NOK CORP
发明人
WATANUKI TAKASHI
分类号
B23B51/04;(IPC1-7):B23B51/04
主分类号
B23B51/04
代理机构
代理人
主权项
地址
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