NEGATIVE MASK UNIT,申请号JP19970248882-传众专利搜索

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发明名称	NEGATIVE MASK UNIT
摘要
申请公布号	JPH1184547(A)	申请公布日期	1999.03.26
申请号	JP19970248882	申请日期	1997.09.12
申请人	NORITSU KOKI CO LTD	发明人	OKU HIROSHI
分类号	G03B27/62;(IPC1-7):G03B27/62	主分类号	G03B27/62
代理机构		代理人
主权项
地址

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