Calibration of master oscillators,申请号GB19420001153-传众专利搜索

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发明名称	Calibration of master oscillators
摘要
申请公布号	GB555008(A)	申请公布日期	1943.07.29
申请号	GB19420001153	申请日期	1942.01.27
申请人	MARCONI'S WIRELESS TELEGRAPH COMPANY LIMITED;HAROLD JOSEPH HUGHES WASSELL	发明人
分类号	G01R23/00;H03J1/04	主分类号	G01R23/00
代理机构		代理人
主权项
地址

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