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发明名称	Calculator
摘要
申请公布号	US2966303(A)	申请公布日期	1960.12.27
申请号	US19530378190	申请日期	1953.09.03
申请人	GORDIS, LIMITED	发明人	ISSERSTEDT SIEGFRIED GORDON
分类号	G06J1/00	主分类号	G06J1/00
代理机构		代理人
主权项
地址

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