Hearing protection device containing hidden FM-receiver antenna

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专利权人:

3M Innovative Properties Company

发明人:

Sjoman, Henrik J.

申请号：

AU2015315780

公开号：

AU2015315780A1

申请日:

2015.08.10

申请国别(地区):

AU

年份:

2017

代理人:

摘要：

Hearing protection devices that contain an FM-receiver and antenna connected to one another, each being disposed interiorly in a protective muff of the hearing device, where the antenna is molded into a plastic housing in the protective muff are described, as are methods of making protective muffs used in such a device.

来源网站：

中国工程科技知识中心

来源网址：

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