Improvements in or relating to electric regulating arrangements for maintaining a current or a voltage constant,申请号GB19370027637-传众专利搜索

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发明名称	Improvements in or relating to electric regulating arrangements for maintaining a current or a voltage constant
摘要
申请公布号	GB484382(A)	申请公布日期	1938.05.04
申请号	GB19370027637	申请日期	1937.10.11
申请人	SIEMENS & HALSKE AKTIENGESELLSCHAFT	发明人
分类号	G05F1/00	主分类号	G05F1/00
代理机构		代理人
主权项
地址

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