CLEANING UNIT FOR AN OPTICAL SYSTEM IN A COPYING MACHINE,申请号US19760688333-传众专利搜索

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发明名称	CLEANING UNIT FOR AN OPTICAL SYSTEM IN A COPYING MACHINE
摘要
申请公布号	US4074217(A)	申请公布日期	1978.02.14
申请号	US19760688333	申请日期	1976.05.20
申请人	RICOH COMPANY, LTD.	发明人	YANAGAWA, NOBUYUKI
分类号	G03B27/52;(IPC1-7):G03B27/52;G03B27/00	主分类号	G03B27/52
代理机构		代理人
主权项
地址

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