Perfectionnements aux dispositifs de mesure et de télémesure,申请号FRD839441-传众专利搜索

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发明名称	Perfectionnements aux dispositifs de mesure et de télémesure
摘要
申请公布号	FR839441(A)	申请公布日期	1939.04.04
申请号	FRD839441	申请日期	1938.06.17
申请人	COMPAGNIE POUR LA FABRICATION DES COMPTEURS ET MATERIEL D'USINES A GAZ	发明人
分类号	G01D5/30;G01R27/02	主分类号	G01D5/30
代理机构		代理人
主权项
地址

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