发明名称 LISTENING AID DEVICE
摘要 An earphone plug for receiving sound signals, having a first headphone cord connected to the earphone plug having a first length and a second headphone cord connected to the earphone plug having a second length is provided. A first earphone body connected to the first headphone cord is provided for converting the sound signals to audible sounds. A second earphone body, connected to the second headphone cord, is provided for converting the sound signals to audible sounds. A flexible strap, having a portion thereof in communication with one of at least a portion of the first headphone cord and the second headphone cord is also provided.
申请公布号 US2013064411(A1) 申请公布日期 2013.03.14
申请号 US201213607206 申请日期 2012.09.07
申请人 ALSTAD SHAWN 发明人 ALSTAD SHAWN
分类号 H04R1/10;B23P11/00 主分类号 H04R1/10
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