Switch box ear,申请号US19440543811-传众专利搜索

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法人/股东/高管

发明名称	Switch box ear
摘要
申请公布号	US2397637(A)	申请公布日期	1946.04.02
申请号	US19440543811	申请日期	1944.07.07
申请人	BELL AUDLEY P	发明人	BELL AUDLEY P.
分类号	H02G3/12	主分类号	H02G3/12
代理机构		代理人
主权项
地址

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