UM DISPOSITIVO DE ABSORÇÃO DO SOM DO TIPO ADPATADO PARA COBRIR AS ORELHAS DE UM UTILIZADOR

• 收藏
• 分享

专利权人:

RESTORED HEARING LTD.

发明人:

ANTHONY CAROLAN,RHONA TOGHER,EIMEAR O'CARROLL,EIMEAR OCARROLL

申请号：

PT11763862

公开号：

PT2608754T

申请日:

2011.08.25

申请国别(地区):

PT

年份:

2016

代理人:

摘要：

A sound absorbing device of the type adapted to cover the ears of a user and comprising a sound absorbing material, wherein the sound absorbing material comprises of a thixotropic material.

来源网站：

中国工程科技知识中心

来源网址：

http://www.ckcest.cn/home/