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发明名称
PAD USING LOESS AND CHARCOAL BALL
摘要
申请公布号
KR20090048730(A)
申请公布日期
2009.05.15
申请号
KR20070114733
申请日期
2007.11.12
申请人
SINKYUNG., LTD.
发明人
CHOI, SUNG RAI
分类号
B68G5/00
主分类号
B68G5/00
代理机构
代理人
主权项
地址
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