Electrical protective device,申请号US19430495752-传众专利搜索

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发明名称	Electrical protective device
摘要
申请公布号	US2412751(A)	申请公布日期	1946.12.17
申请号	US19430495752	申请日期	1943.07.22
申请人	SYLVANIA ELECTRIC PRODUCTS INC.	发明人	ROCHESTER NATHANIEL
分类号	H01J17/04;H03F1/54	主分类号	H01J17/04
代理机构		代理人
主权项
地址

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