Electrical pulse counting circuits,申请号GB19520010263-传众专利搜索

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发明名称	Electrical pulse counting circuits
摘要
申请公布号	GB734013(A)	申请公布日期	1955.07.20
申请号	GB19520010263	申请日期	1952.04.23
申请人	NATIONAL RESEARCH DEVELOPMENT CORPORATION	发明人	DAVIES DONALD WATTS
分类号	H03K23/74	主分类号	H03K23/74
代理机构		代理人
主权项
地址

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