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发明名称
摘要
申请公布号
JPS6319305(B2)
申请公布日期
1988.04.22
申请号
JP19800119416
申请日期
1980.08.28
申请人
TOYODA MACHINE WORKS LTD
发明人
ASANO HIROAKI
分类号
B24B19/12
主分类号
B24B19/12
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