Etching of crystal contact devices,申请号US19520285077-传众专利搜索

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发明名称	Etching of crystal contact devices
摘要
申请公布号	US2690383(A)	申请公布日期	1954.09.28
申请号	US19520285077	申请日期	1952.04.29
申请人	THE GENERAL ELECTRIC COMPANY LIMITED	发明人	BRADSHAW STANLEY EDWIN
分类号	C23F1/40;H01L21/00	主分类号	C23F1/40
代理机构		代理人
主权项
地址

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