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发明名称
DRILL
摘要
申请公布号
JPH05177421(A)
申请公布日期
1993.07.20
申请号
JP19920002477
申请日期
1992.01.09
申请人
MITSUBISHI HEAVY IND LTD;MITSUBISHI MATERIALS CORP
发明人
MURATA KOJI;ITO MITSUO;HASHIMOTO KOJI;NAKAMURA SHINICHI;TAKASAKI KAZUO;HOSONO HIDEJI;KASUYA HIROSHI
分类号
B23B51/00
主分类号
B23B51/00
代理机构
代理人
主权项
地址
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