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摘要
申请公布号
JPH0512103(B2)
申请公布日期
1993.02.17
申请号
JP19880259004
申请日期
1988.10.14
申请人
SEIKO SEIKI KK
发明人
KIHARA HIROYUKI
分类号
B24B53/00
主分类号
B24B53/00
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