Perfectionnements apportés aux glaces des tiroirs de distribution des compteurs à gaz,申请号FRD720116-传众专利搜索

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发明名称	Perfectionnements apportés aux glaces des tiroirs de distribution des compteurs à gaz
摘要
申请公布号	FR720116(A)	申请公布日期	1932.02.16
申请号	FRD720116	申请日期	1931.07.17
申请人	GAS-UND WASSERMESSERFABRIK A. G.	发明人
分类号	G01F3/22	主分类号	G01F3/22
代理机构		代理人
主权项
地址

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