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发明名称
摘要
申请公布号
JPS53160081(U)
申请公布日期
1978.12.14
申请号
JP19770065141U
申请日期
1977.05.23
申请人
发明人
分类号
B03C3/41;(IPC1-7):B03C3/41
主分类号
B03C3/41
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