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经营范围
发明名称
A listening system comprising a charging station with a data memory
摘要
申请公布号
EP2178315(A3)
申请公布日期
2011.05.04
申请号
EP20090172644
申请日期
2009.10.09
申请人
OTICON A/S
发明人
SOERENSEN, PER KOKHOLM;RASMUSSEN, FRANK ENGEL
分类号
H04R25/00
主分类号
H04R25/00
代理机构
代理人
主权项
地址
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