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发明名称
Improvements to the processes and devices for protecting a given volume, preferably arranged inside a room, from outside noises
摘要
申请公布号
AU669020(B2)
申请公布日期
1996.05.23
申请号
AU19930052302
申请日期
1993.12.09
申请人
JEAN-CLAUDE DECAUX
发明人
JACQUES LEWINER;MATHIAS FINK
分类号
E04B1/99;G10K11/16;G10K11/178;G10K11/34;(IPC1-7):E04B1/99;E04B1/82;G10K11/00
主分类号
E04B1/99
代理机构
代理人
主权项
地址
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