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发明名称
FILTERING HEAD OF COLOUR PHOTOGRAPHY ENLARGER
摘要
申请公布号
PL246548(A2)
申请公布日期
1985.04.09
申请号
PL19840246548
申请日期
1984.03.05
申请人
ZAJAC ALEKSANDER
发明人
ZAJAC ALEKSANDER
分类号
G02B;G03B;(IPC1-7):G03B/;G02B/
主分类号
G02B
代理机构
代理人
主权项
地址
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