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发明名称
REMOVING METHOD OF STAIN ON CONCRETE SURFACE
摘要
申请公布号
JPH09317194(A)
申请公布日期
1997.12.09
申请号
JP19960162349
申请日期
1996.06.03
申请人
NICHIEE YOSHIDA KK
发明人
YOSHIDA AKIRA
分类号
E04G23/00;(IPC1-7):E04G23/00
主分类号
E04G23/00
代理机构
代理人
主权项
地址
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