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发明名称
COMPOSITE FINE SIZE DRILL
摘要
申请公布号
JPS6294211(A)
申请公布日期
1987.04.30
申请号
JP19860143903
申请日期
1986.06.19
申请人
SUMITOMO ELECTRIC IND LTD
发明人
HARA AKIO;MIYAKE MASAYA;YATSU SHUJI
分类号
B23K15/00;B22F7/00;B22F7/08;B23B51/00
主分类号
B23K15/00
代理机构
代理人
主权项
地址
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