Safety cover plate for electrical receptacles,申请号US19540417852-传众专利搜索

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发明名称	Safety cover plate for electrical receptacles
摘要
申请公布号	US2820842(A)	申请公布日期	1958.01.21
申请号	US19540417852	申请日期	1954.03.22
申请人	MEISTRELL JOHN V	发明人	MEISTRELL JOHN V.
分类号	H01R13/453	主分类号	H01R13/453
代理机构		代理人
主权项
地址

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