Method and apparatus for measuring film thickness,申请号US19530346741-传众专利搜索

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发明名称	Method and apparatus for measuring film thickness
摘要
申请公布号	US2726173(A)	申请公布日期	1955.12.06
申请号	US19530346741	申请日期	1953.04.03
申请人	INTERNATIONAL TELEPHONE AND TELEGRAPH CORPORATION	发明人	MARTIN GREGORY L.
分类号	G01B11/06;G01N21/55	主分类号	G01B11/06
代理机构		代理人
主权项
地址

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