Safety electrical connection,申请号US19460712057-传众专利搜索

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发明名称	Safety electrical connection
摘要
申请公布号	US2507723(A)	申请公布日期	1950.05.16
申请号	US19460712057	申请日期	1946.11.25
申请人	LEJA ALFRED H	发明人	LEJA ALFRED H.
分类号		主分类号
代理机构		代理人
主权项
地址

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