Means for continually and simultaneously surveying and aligning railroad track,申请号US19650471285-传众专利搜索

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发明名称	Means for continually and simultaneously surveying and aligning railroad track
摘要
申请公布号	US3411455(A)	申请公布日期	1968.11.19
申请号	US19650471285	申请日期	1965.07.12
申请人	TAMPER INC.	发明人	STEWART JOHN KENNETH;BECKMANN HELMUTH ROLF ERICH VON
分类号	E01B33/02;E01B35/00	主分类号	E01B33/02
代理机构		代理人
主权项
地址

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