Improvements in resonance circuits stabilised by means of piezo-electric crystals,申请号GB19370022038-传众专利搜索

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发明名称	Improvements in resonance circuits stabilised by means of piezo-electric crystals
摘要
申请公布号	GB490716(A)	申请公布日期	1938.08.19
申请号	GB19370022038	申请日期	1937.08.10
申请人	FABBRICA ITALIANA MAGNETI MARELLI	发明人
分类号	H03B5/34	主分类号	H03B5/34
代理机构		代理人
主权项
地址

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