HIGH SPEED DOCUMENT LENS HAVING FIVE ELEMENTS,申请号USD3575495-传众专利搜索

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发明名称	HIGH SPEED DOCUMENT LENS HAVING FIVE ELEMENTS
摘要
申请公布号	US3575495(A)	申请公布日期	1971.04.20
申请号	USD3575495	申请日期	1969.10.27
申请人	INTERNATIONAL BUSINESS MACHINES CORP.	发明人	RAYMOND E. TIBBETTS;JANUSZ S. WILCZYNSKI
分类号	G02B13/24;(IPC1-7):G02B9/60	主分类号	G02B13/24
代理机构		代理人
主权项
地址

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