Circuit control apparatus,申请号US19300429164-传众专利搜索

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发明名称	Circuit control apparatus
摘要
申请公布号	US1870127(A)	申请公布日期	1932.08.02
申请号	US19300429164	申请日期	1930.02.17
申请人	LEWIS LESTER L	发明人	LEWIS LESTER L.
分类号	H01H29/20	主分类号	H01H29/20
代理机构		代理人
主权项
地址

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