发明名称 |
AUDIBLE DEVICES |
摘要 |
|
申请公布号 |
GB8900944(D0) |
申请公布日期 |
1989.03.08 |
申请号 |
GB19890000944 |
申请日期 |
1989.01.17 |
申请人 |
EUROPASONIC (UK) LTD |
发明人 |
|
分类号 |
G10K1/063 |
主分类号 |
G10K1/063 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|
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