Perfectionnements apportés aux clous et plaques de signalisation,申请号FRD748431-传众专利搜索

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发明名称	Perfectionnements apportés aux clous et plaques de signalisation
摘要
申请公布号	FR748431(A)	申请公布日期	1933.07.04
申请号	FRD748431	申请日期	1933.01.03
申请人		发明人	NEUHAUS JEAN
分类号	E01F9/06	主分类号	E01F9/06
代理机构		代理人
主权项
地址

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