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发明名称
SHURETSUDAA
摘要
申请公布号
JPH04243556(A)
申请公布日期
1992.08.31
申请号
JP19910006690
申请日期
1991.01.24
申请人
NEC ENG LTD
发明人
ASAGA JUNICHI
分类号
B02C18/06;(IPC1-7):B02C18/06
主分类号
B02C18/06
代理机构
代理人
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