Apparatus for converting varying unidirectional voltage into alternating voltage,申请号US19520272240-传众专利搜索

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发明名称	Apparatus for converting varying unidirectional voltage into alternating voltage
摘要
申请公布号	US2801283(A)	申请公布日期	1957.07.30
申请号	US19520272240	申请日期	1952.02.18
申请人	BRITISH TELECOMMUNICATIONS RESEARCH LIMITED	发明人	BEAUFOY RAYMOND
分类号	H04L25/22	主分类号	H04L25/22
代理机构		代理人
主权项
地址

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