Apparatus for converting a direct voltage into a frequency proportional thereto,申请号GB19410007028-传众专利搜索

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发明名称	Apparatus for converting a direct voltage into a frequency proportional thereto
摘要
申请公布号	GB548396(A)	申请公布日期	1942.10.08
申请号	GB19410007028	申请日期	1941.06.03
申请人	AKTIENGESELLSCHAFT BROWN, BOVERI & CIE	发明人
分类号		主分类号
代理机构		代理人
主权项
地址

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