Combined typewriting and computing machine,申请号US19390259217-传众专利搜索

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发明名称	Combined typewriting and computing machine
摘要
申请公布号	US2318425(A)	申请公布日期	1943.05.04
申请号	US19390259217	申请日期	1939.03.01
申请人	UNDERWOOD ELLIOTT FISHER COMPANY	发明人	SCHNEBLE VINCENT F.
分类号	B41J3/44;G06C21/02	主分类号	B41J3/44
代理机构		代理人
主权项
地址

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