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法人/股东/高管

发明名称	Switch
摘要
申请公布号	US1927440(A)	申请公布日期	1933.09.19
申请号	US19320639476	申请日期	1932.10.25
申请人	HOLLINGSWORTH FRED E;WILSON DAVIS ELLIS	发明人	HOLLINGSWORTH FRED E.;DAVIS ELLIS WILSON
分类号	G04C23/18	主分类号	G04C23/18
代理机构		代理人
主权项
地址

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