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发明名称
Apparatus for acoustically improving an environment and related method
摘要
申请公布号
GB9927131(D0)
申请公布日期
2000.01.12
申请号
GB19990027131
申请日期
1999.11.16
申请人
ROYAL COLLEGE OF ART
发明人
分类号
G10K11/175;G10K11/178;G10K15/00
主分类号
G10K11/175
代理机构
代理人
主权项
地址
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