A PHOTOMASK AND METHOD OF FABRICATING SAME,申请号DE19813174495-传众专利搜索

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发明名称	A PHOTOMASK AND METHOD OF FABRICATING SAME
摘要
申请公布号	DE3174495(D1)	申请公布日期	1986.05.28
申请号	DE19813174495	申请日期	1981.12.17
申请人	WESTERN ELECTRIC COMPANY, INCORPORATED	发明人	BANKS, EDWARD LAWRENCE;TRUAX, BRUCE EDWARD;WATKINS, LAURENCE SHRAPNELL
分类号	B32B3/22;G03C5/00;G03F1/00;(IPC1-7):B32B3/22;B32B31/06	主分类号	B32B3/22
代理机构		代理人
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