Optical instrument for measuring relative angular displacement of two objects about a twist axis,申请号US19630259648-传众专利搜索

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发明名称	Optical instrument for measuring relative angular displacement of two objects about a twist axis
摘要
申请公布号	US3302512(A)	申请公布日期	1967.02.07
申请号	US19630259648	申请日期	1963.02.19
申请人	DAVIDSON OPTRONIES, INC.	发明人	DAVIDSON DONALD E.
分类号	G01B11/26;G01D5/26	主分类号	G01B11/26
代理机构		代理人
主权项
地址

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