Improvements in or relating to modulating and demodulating arrangements for use in carrier wave signalling systems,申请号GB19370035823-传众专利搜索

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发明名称	Improvements in or relating to modulating and demodulating arrangements for use in carrier wave signalling systems
摘要
申请公布号	GB508087(A)	申请公布日期	1939.06.26
申请号	GB19370035823	申请日期	1937.12.24
申请人	TELEPHONE MANUFACTURING COMPANY LIMITED;LESLIE HAROLD PADDLE	发明人
分类号	H03C1/58	主分类号	H03C1/58
代理机构		代理人
主权项
地址

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