Light projecting device for photographic printer,申请号US19660558457-传众专利搜索

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发明名称	Light projecting device for photographic printer
摘要
申请公布号	US3411847(A)	申请公布日期	1968.11.19
申请号	US19660558457	申请日期	1966.06.17
申请人	DURST A.G.	发明人	BARBIERI SIEGFRIED
分类号	G03B27/54	主分类号	G03B27/54
代理机构		代理人
主权项
地址

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