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发明名称
COLUMN ENLARGER
摘要
申请公布号
GB2099165(B)
申请公布日期
1984.09.05
申请号
GB19820014135
申请日期
1982.05.14
申请人
PHILIPS NV
发明人
分类号
G03B27/32;G03B27/54;G03D17/00;(IPC1-7):G03B27/54
主分类号
G03B27/32
代理机构
代理人
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地址
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