Maximum demand meter recording system,申请号US19470748273-传众专利搜索

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发明名称	Maximum demand meter recording system
摘要
申请公布号	US2539835(A)	申请公布日期	1951.01.30
申请号	US19470748273	申请日期	1947.05.15
申请人	LANDIS & GYR, A-G.	发明人	HEYNISCH PAUL
分类号	G01R11/60	主分类号	G01R11/60
代理机构		代理人
主权项
地址

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