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发明名称
CRUSH RESISTANT FILTERING FACE MASK
摘要
申请公布号
KR20050021489(A)
申请公布日期
2005.03.07
申请号
KR20057000807
申请日期
2003.05.28
申请人
发明人
分类号
A62B18/02;A62B18/08;A41D13/11;D04H1/42;D04H1/54;(IPC1-7):A62B18/08
主分类号
A62B18/02
代理机构
代理人
主权项
地址
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