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发明名称
摘要
申请公布号
JPS6035748(U)
申请公布日期
1985.03.12
申请号
JP19830125765U
申请日期
1983.08.12
申请人
发明人
分类号
B02C13/04;B02C13/286;(IPC1-7):B02C13/04
主分类号
B02C13/04
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代理人
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