Concha-fit electronic hearing protection device

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专利权人:

3M Innovative Properties Company

发明人:

Henry, Paul D.,Pescetto, Michael J.

申请号：

AU2014349101

公开号：

AU2014349101A1

申请日:

2014.10.10

申请国别(地区):

AU

年份:

2016

代理人:

摘要：

A concha-fit electronic hearing protection device (1) including an eartip (40) and an earpiece body (10). When the device is fitted in the ear of a user, the eartip externally occludes the ear canal and the earpiece body internally occludes the eartip.

来源网站：

中国工程科技知识中心

来源网址：

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