PUSH PULL FREQUENCY DOUBLER,申请号CAD303428-传众专利搜索

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发明名称	PUSH PULL FREQUENCY DOUBLER
摘要
申请公布号	CA303428(A)	申请公布日期	1930.08.26
申请号	CAD303428	申请日期
申请人	THE FEDERAL TELEGRAPH COMPANY;THE WIRED RADIO	发明人	LEO C. YOUNG
分类号		主分类号
代理机构		代理人
主权项
地址

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