发明名称 Offset stem for earplug and earplug formed therewith
摘要 The invention provides a stem for an earplug and an earplug incorporating the stem where the stem includes an attachment portion configured to receive and retain a sound attenuating element, the attachment portion extending substantially along an attachment axis, and a handle portion extending from the attachment portion substantially along a handle axis, where at least part of the handle axis is non-collinear with respect to the attachment axis.
申请公布号 US8596279(B2) 申请公布日期 2013.12.03
申请号 US20050270053 申请日期 2005.11.09
申请人 FALCO ROBERT N.;3M INNOVATIVE PROPERTIES COMPANY 发明人 FALCO ROBERT N.
分类号 A61F11/00;A61B7/02;A61F11/06 主分类号 A61F11/00
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