发明名称 Earplug assembly and eyewear assembly
摘要 An earplug assembly. The assembly includes a pair of earplugs adapted for insertion into the ear canal of an individual and an attachment member securely connected to each plug. The attachment member has a first predetermined length and is capable of being extended to a second length. Once extended, the attachment member retains its extended second length.
申请公布号 US5668354(A) 申请公布日期 1997.09.16
申请号 US19950552213 申请日期 1995.11.02
申请人 CABOT SAFETY INTERMEDIATE CORPORATION 发明人 FALCO, ROBERT N.
分类号 A61F11/12;(IPC1-7):A61B7/02 主分类号 A61F11/12
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