Improvements in electric oscillating devices having a piezo-electric crystal suspended in a bulb,申请号GB19380008685-传众专利搜索

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发明名称	Improvements in electric oscillating devices having a piezo-electric crystal suspended in a bulb
摘要
申请公布号	GB495009(A)	申请公布日期	1938.11.04
申请号	GB19380008685	申请日期	1938.03.21
申请人	FABBRICA ITALIANA MAGNETI MARELLI	发明人
分类号	H03H9/09;H03H9/10	主分类号	H03H9/09
代理机构		代理人
主权项
地址

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