Perfectionnements aux indicateurs de niveau,申请号FRD1066376-传众专利搜索

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发明名称	Perfectionnements aux indicateurs de niveau
摘要
申请公布号	FR1066376(A)	申请公布日期	1954.06.04
申请号	FRD1066376	申请日期	1952.11.08
申请人	SOCIETE ANONYME HERCULE	发明人
分类号	G01F23/02	主分类号	G01F23/02
代理机构		代理人
主权项
地址

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