PARABOLIC SYSTEM FOR SOUND AMPLIFICATION IN BIG HALLS BY ACOUSTIC FIELD RESONANCE EFFECT,申请号IL20060179184-传众专利搜索

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发明名称	PARABOLIC SYSTEM FOR SOUND AMPLIFICATION IN BIG HALLS BY ACOUSTIC FIELD RESONANCE EFFECT
摘要
申请公布号	IL179184(D0)	申请公布日期	2007.03.08
申请号	IL20060179184	申请日期	2006.11.12
申请人	A . ALLWEIL ARCH	发明人
分类号		主分类号
代理机构		代理人
主权项
地址

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