Dispositif d'atténuation des bruits dans les canalisations,申请号FR19640961377-传众专利搜索

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发明名称	Dispositif d'atténuation des bruits dans les canalisations
摘要
申请公布号	FR1391137(A)	申请公布日期	1965.03.05
申请号	FR19640961377	申请日期	1964.01.23
申请人	VIRAX ETS METIVIER-LANG	发明人
分类号	F16K1/34;F16L55/02	主分类号	F16K1/34
代理机构		代理人
主权项
地址

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