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发明名称
Photomechanical reproduction
摘要
申请公布号
US2715578(A)
申请公布日期
1955.08.16
申请号
US19510206119
申请日期
1951.01.15
申请人
MCCORQUODALE COMPANY LIMITED
发明人
GRESHAM DONALD CHARLES
分类号
G03C7/30;G03F3/04;G03F5/02;G03F5/04;G03F5/20
主分类号
G03C7/30
代理机构
代理人
主权项
地址
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