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发明名称
PHOTOGRAPHIC ENLARGER
摘要
申请公布号
GB8300989(D0)
申请公布日期
1983.02.16
申请号
GB19830000989
申请日期
1983.01.14
申请人
CIBA-GEIGY AG
发明人
分类号
G03B27/32;(IPC1-7):G03B27/32
主分类号
G03B27/32
代理机构
代理人
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