Improvements in or relating to push button mechanisms for tuning radio receivers,申请号GB19380034448-传众专利搜索

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发明名称	Improvements in or relating to push button mechanisms for tuning radio receivers
摘要
申请公布号	GB521817(A)	申请公布日期	1940.05.31
申请号	GB19380034448	申请日期	1938.11.26
申请人	CLIFFORD METCALFE;HARRY JOHN PARRISH	发明人
分类号	H03J5/12	主分类号	H03J5/12
代理机构		代理人
主权项
地址

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