DUPLEX ADDING MACHINE,申请号CAD375535-传众专利搜索

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发明名称	DUPLEX ADDING MACHINE
摘要
申请公布号	CA375535(A)	申请公布日期	1938.08.02
申请号	CAD375535	申请日期
申请人	UNDERWOOD ELLIOTT FISHER COMPANY	发明人	WALTER A. ANDERSON
分类号		主分类号
代理机构		代理人
主权项
地址

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