BUILDING ELEMENT FOR IMPROVING ACOUSTIC PARAMETERS OF PLACES,申请号HU20040000231U-传众专利搜索

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发明名称	BUILDING ELEMENT FOR IMPROVING ACOUSTIC PARAMETERS OF PLACES
摘要
申请公布号	HU2906(U)	申请公布日期	2005.04.28
申请号	HU20040000231U	申请日期	2004.10.01
申请人	SZABO EDIT	发明人	SZABO,EDIT
分类号	E04B1/82;E04B1/84;E04B1/99;(IPC1-7):E04B1/82	主分类号	E04B1/82
代理机构		代理人
主权项
地址

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