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经营范围
发明名称
Filtering face mask having one or two straps
摘要
申请公布号
EP1354524(A3)
申请公布日期
2004.07.21
申请号
EP20030001371
申请日期
1997.12.15
申请人
MINNESOTA MINING AND MANUFACTURING COMPANY
发明人
BEDDOES, HOWARD G.;DALY, KEVIN M.
分类号
A41D13/11;A62B18/02;A62B18/08;A62B23/02;(IPC1-7):A62B18/08
主分类号
A41D13/11
代理机构
代理人
主权项
地址
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