Semi-conductor devices and methods,申请号US19520299805-传众专利搜索

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发明名称	Semi-conductor devices and methods
摘要
申请公布号	US2762956(A)	申请公布日期	1956.09.11
申请号	US19520299805	申请日期	1952.07.19
申请人	SYLVANIA ELECTRIC PRODUCTS INC.	发明人	INGRAHAM ROBERT C.
分类号	H01L23/48;H01L29/00;H01L29/72	主分类号	H01L23/48
代理机构		代理人
主权项
地址

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