Dispositif de silencieux,申请号FRD735508-传众专利搜索

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发明名称	Dispositif de silencieux
摘要
申请公布号	FR735508(A)	申请公布日期	1932.11.10
申请号	FRD735508	申请日期	1932.04.18
申请人		发明人	DOFNY BERNARD;DOFNY OSCAR
分类号	F01N1/08	主分类号	F01N1/08
代理机构		代理人
主权项
地址

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