Device for maintaining the load current constant in an electric circuit,申请号GB19310004585-传众专利搜索

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发明名称	Device for maintaining the load current constant in an electric circuit
摘要
申请公布号	GB371084(A)	申请公布日期	1932.04.21
申请号	GB19310004585	申请日期	1931.02.13
申请人	N. V. PHILIPS' GLOEILAMPENFABRIEKEN	发明人
分类号	G05F3/10	主分类号	G05F3/10
代理机构		代理人
主权项
地址

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