Radio tube base,申请号US19330677979-传众专利搜索

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发明名称	Radio tube base
摘要
申请公布号	US2033748(A)	申请公布日期	1936.03.10
申请号	US19330677979	申请日期	1933.06.28
申请人	WESTINGHOUSE LAMP COMPANY	发明人	WALLACE WILFORD B.
分类号	H01J5/54;H01J19/66	主分类号	H01J5/54
代理机构		代理人
主权项
地址

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