Magnet operated sealed switchboard,申请号US19460687642-传众专利搜索

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发明名称	Magnet operated sealed switchboard
摘要
申请公布号	US2546647(A)	申请公布日期	1951.03.27
申请号	US19460687642	申请日期	1946.08.01
申请人	AUTOMATIC ELECTRIC LABORATORIES, INC.	发明人	MARBLE CLARENCE;RUCKDESCHEL CARL F.
分类号	H04M5/08	主分类号	H04M5/08
代理机构		代理人
主权项
地址

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