Electronic watthour meter,申请号US19570679931-传众专利搜索

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发明名称	Electronic watthour meter
摘要
申请公布号	US2919408(A)	申请公布日期	1959.12.29
申请号	US19570679931	申请日期	1957.08.23
申请人	BROWN HAROLD J	发明人	BROWN HAROLD J.
分类号	G01R21/00	主分类号	G01R21/00
代理机构		代理人
主权项
地址

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