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发明名称
System for active control of noise quality
摘要
申请公布号
IT1266925(B1)
申请公布日期
1997.01.21
申请号
IT1994TO00730
申请日期
1994.09.20
申请人
ELECTRONIC SOUND ATTENUATION S.P.A.
发明人
CAPELLINO ARMANDO
分类号
G10L
主分类号
G10L
代理机构
代理人
主权项
地址
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