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经营范围
发明名称
ELECTRONIC SCREENING
摘要
申请公布号
GB1492747(A)
申请公布日期
1977.11.23
申请号
GB19740047914
申请日期
1974.11.06
申请人
PRINTING DEV INC
发明人
分类号
B41J2/44;G03F5/00;G03G15/04;H04N1/40;H04N1/405;H04N1/52;(IPC1-7):H04N1/00
主分类号
B41J2/44
代理机构
代理人
主权项
地址
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