Improvements in or relating to radio transmitting systems,申请号GB19300006734-传众专利搜索

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发明名称	Improvements in or relating to radio transmitting systems
摘要
申请公布号	GB349140(A)	申请公布日期	1931.05.28
申请号	GB19300006734	申请日期	1930.02.28
申请人	MARCONI'S WIRELESS TELEGRAPH COMPANY, LIMITED	发明人
分类号	H03C1/62	主分类号	H03C1/62
代理机构		代理人
主权项
地址

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