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发明名称
DEVICE FOR ALIGNING A PHOTOMASK ONTO A PRINTED WIRING BOARD
摘要
申请公布号
EP0245434(B1)
申请公布日期
1990.07.04
申请号
EP19860907051
申请日期
1986.10.24
申请人
M & T CHEMICALS, INC.
发明人
CRONIN, JOHN, V.
分类号
G03B27/20;G03F7/20;G03F9/00;H05K3/00
主分类号
G03B27/20
代理机构
代理人
主权项
地址
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