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发明名称
GUN DRILL
摘要
申请公布号
JPH01140909(A)
申请公布日期
1989.06.02
申请号
JP19870298306
申请日期
1987.11.26
申请人
MITSUBISHI METAL CORP
发明人
KURODA SHINJI;OBA SHIGEO;TAKASAKI KAZUO
分类号
B23B51/06;B23B51/04
主分类号
B23B51/06
代理机构
代理人
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