Mechanical computing device for solving right-angled triangles,申请号GB19430006138-传众专利搜索

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发明名称	Mechanical computing device for solving right-angled triangles
摘要
申请公布号	GB567840(A)	申请公布日期	1945.03.06
申请号	GB19430006138	申请日期	1943.04.16
申请人	THE ENGLISH ELECTRIC COMPANY LIMITED;JOHN LONGDEN	发明人
分类号	G06G3/06	主分类号	G06G3/06
代理机构		代理人
主权项
地址

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