发明名称 Method for sealing external auditory ear canal
摘要 Apparatus for sealing the external auditory canal of an ear. The apparatus includes an ear protector band which extends over the forehead, ears, and nape of the head of an individual. The protector band prevents ear plugs from falling out of the ears of the individual, and tends to uniformly distribute compressive forces generated against the head by the band.
申请公布号 US5058606(A) 申请公布日期 1991.10.22
申请号 US19890429660 申请日期 1989.10.31
申请人 MALKOFF, JACK 发明人 MALKOFF, JACK
分类号 A61F11/08 主分类号 A61F11/08
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