Sheet feeding devices,申请号US19530369700-传众专利搜索

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发明名称	Sheet feeding devices
摘要
申请公布号	US2813715(A)	申请公布日期	1957.11.19
申请号	US19530369700	申请日期	1953.07.22
申请人	INTERNATIONAL BUSINESS MACHINES CORPORATION	发明人	OLDENBOOM DERK J.
分类号	B41L47/26	主分类号	B41L47/26
代理机构		代理人
主权项
地址

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