Improvements in or relating to calculating machines,申请号GB19510002419-传众专利搜索

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发明名称	Improvements in or relating to calculating machines
摘要
申请公布号	GB712750(A)	申请公布日期	1954.07.28
申请号	GB19510002419	申请日期	1951.01.31
申请人	FELT & TARRANT MANUFACTURING COMPANY	发明人	TURCK JOSEPH ABRAHAM VALENTINE
分类号	G06C7/06	主分类号	G06C7/06
代理机构		代理人
主权项
地址

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