Perfectionnements apportés aux compteurs à gaz d'éclairage,申请号FRD42881-传众专利搜索

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发明名称	Perfectionnements apportés aux compteurs à gaz d'éclairage
摘要
申请公布号	FR42881(E)	申请公布日期	1933.11.15
申请号	FRD42881	申请日期	1932.07.27
申请人	SOCIETE INDUSTRIELLE DE GAZOMETRIE	发明人
分类号	G01F3/30	主分类号	G01F3/30
代理机构		代理人
主权项
地址

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