Electromechanical trigonometric converter,申请号US19490088786-传众专利搜索

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发明名称	Electromechanical trigonometric converter
摘要
申请公布号	US2594887(A)	申请公布日期	1952.04.29
申请号	US19490088786	申请日期	1949.04.21
申请人	GENERAL ELECTRIC COMPANY	发明人	EARLS HOWARD G.;WATSON WALLACE B.
分类号	G06G7/22	主分类号	G06G7/22
代理机构		代理人
主权项
地址

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