Apparatus for measuring the roughness of the surface of a workpiece by metering the frequency output of a laser with the workpiece forming an end reflector,申请号US19640375911-传众专利搜索

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发明名称	Apparatus for measuring the roughness of the surface of a workpiece by metering the frequency output of a laser with the workpiece forming an end reflector
摘要
申请公布号	US3395608(A)	申请公布日期	1968.08.06
申请号	US19640375911	申请日期	1964.06.17
申请人	COOPER INDUSTRIES, INC.	发明人	NEILL DANIEL L.
分类号	G01B11/30;G01S17/32;H01S3/00;H01S3/081	主分类号	G01B11/30
代理机构		代理人
主权项
地址

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