发明名称 Filter membrane inserted into nostrils has outer part trapping minute particles.
摘要 In front of the filter (1) membrane inserted into the nostrils the air breathed in is thoroughly cleaned before reaching the respiratory parts of the body. The minute particles cling to the outer part of the membrane (4) from where they are blown out
申请公布号 DE10046966(A1) 申请公布日期 2002.04.18
申请号 DE20001046966 申请日期 2000.09.22
申请人 SCHMIDT, UWE 发明人 SCHMIDT, UWE
分类号 A62B23/06;(IPC1-7):A62B23/06;A61M16/00 主分类号 A62B23/06
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