SOUND DAMPING DEVICES FOR AERATING CLOSED ROOMS,申请号IL19900093011-传众专利搜索

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发明名称	SOUND DAMPING DEVICES FOR AERATING CLOSED ROOMS
摘要
申请公布号	IL93011(A)	申请公布日期	1992.11.15
申请号	IL19900093011	申请日期	1990.01.09
申请人	TELETRON LTD.	发明人
分类号	E04B;E04B1/74;(IPC1-7):E04B1/74	主分类号	E04B
代理机构		代理人
主权项
地址

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