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发明名称
SOUND BARRIER FOR AUDIBLE ACOUSTIC FREQUENCY MANAGEMENT
摘要
申请公布号
EP2232482(A1)
申请公布日期
2010.09.29
申请号
EP20080868963
申请日期
2008.12.16
申请人
3M INNOVATIVE PROPERTIES COMPANY
发明人
BERKER, ALI;GREGER, RICHARD W.;JAIN, MANISH;ALOSHYNA EP LESUFFLEUR, MARIE;MOHANTY, SANAT
分类号
G10K11/165
主分类号
G10K11/165
代理机构
代理人
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地址
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