Improvements in or relating to electrical arrangements for converting from cartesian into polar co-ordinates,申请号GB19450028041-传众专利搜索

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发明名称	Improvements in or relating to electrical arrangements for converting from cartesian into polar co-ordinates
摘要
申请公布号	GB618421(A)	申请公布日期	1949.02.22
申请号	GB19450028041	申请日期	1945.10.24
申请人	RICHARD CARL DEHMEL	发明人
分类号	F41G3/26;G06G7/22;G09B9/26	主分类号	F41G3/26
代理机构		代理人
主权项
地址

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