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发明名称
MANUFACTURE OF DRILL
摘要
申请公布号
JPH02141504(A)
申请公布日期
1990.05.30
申请号
JP19880293173
申请日期
1988.11.18
申请人
SUMITOMO ELECTRIC IND LTD
发明人
MARUYAMA MASAO;NODA SHIGERU;IWAMI KENJI;INOUE TOSHIO
分类号
B23P15/32;B22F5/00;B22F5/10
主分类号
B23P15/32
代理机构
代理人
主权项
地址
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