Dial operated electric typewriter,申请号US19520274849-传众专利搜索

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发明名称	Dial operated electric typewriter
摘要
申请公布号	US2699858(A)	申请公布日期	1955.01.18
申请号	US19520274849	申请日期	1952.03.05
申请人	DIALRITE ASSOCIATES	发明人	WALBORN HORACE L.
分类号	B41J3/44;B41J5/10	主分类号	B41J3/44
代理机构		代理人
主权项
地址

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