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发明名称
摘要
申请公布号
JP2875343(B2)
申请公布日期
1999.03.31
申请号
JP19900133839
申请日期
1990.05.25
申请人
HITACHI KOKI KK;HITACHI SEISAKUSHO KK
发明人
WADA SATOSHI;HISAGAI KENICHI;MORYAMA SHIGEO;KONDO YOSHIMASA;KANEKO YUTAKA
分类号
B24B53/00;B24B13/00;B24B13/01;(IPC1-7):B24B13/00
主分类号
B24B53/00
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