Compteur wattheuremètre à mercure,申请号FRD1021989-传众专利搜索

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发明名称	Compteur wattheuremètre à mercure
摘要
申请公布号	FR1021989(A)	申请公布日期	1953.02.26
申请号	FRD1021989	申请日期	1950.07.12
申请人	COMPAGNIE POUR LA FABRICATION DES COMPTEURS ET MATERIELS D'USINES A GAZ	发明人
分类号	G01R11/30	主分类号	G01R11/30
代理机构		代理人
主权项
地址

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