Switch and indicator,申请号US19270206208-传众专利搜索

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发明名称	Switch and indicator
摘要
申请公布号	US1761348(A)	申请公布日期	1930.06.03
申请号	US19270206208	申请日期	1927.07.16
申请人	KOCHKA NORBERT F	发明人	KOCHKA NORBERT F.
分类号	H01H13/02	主分类号	H01H13/02
代理机构		代理人
主权项
地址

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