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发明名称
MULTI-CHANNEL ACTIVE ACOUSTIC ATTENUATION SYSTEM
摘要
申请公布号
EP0510864(A3)
申请公布日期
1993.12.22
申请号
EP19920303334
申请日期
1992.04.14
申请人
NELSON INDUSTRIES, INC.
发明人
MELTON, DOUGLAS E.
分类号
F01N1/06;G10K11/178;H03H17/00;H03H21/00;H04B15/00;(IPC1-7):G10K11/16;H03H17/02
主分类号
F01N1/06
代理机构
代理人
主权项
地址
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