Contour map and method of making same,申请号US19380214208-传众专利搜索

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发明名称	Contour map and method of making same
摘要
申请公布号	US2309627(A)	申请公布日期	1943.02.02
申请号	US19380214208	申请日期	1938.06.17
申请人	AERO SURVEY CORPORATION	发明人	COOKE HEREWARD LESTER;HARNWELL GAYLORD P.
分类号	G09B29/12	主分类号	G09B29/12
代理机构		代理人
主权项
地址

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