Typewriter ribbon guide,申请号US19370147052-传众专利搜索

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发明名称	Typewriter ribbon guide
摘要
申请公布号	US2128510(A)	申请公布日期	1938.08.30
申请号	US19370147052	申请日期	1937.06.08
申请人	FRANK J. LASAR	发明人	WHELAN GEORGE
分类号	B41J35/06	主分类号	B41J35/06
代理机构		代理人
主权项
地址

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