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发明名称
PROCEDIMENTO E DISPOSITIVO DI REGOLAZIONE DELLA LUCE COPIATRICE IN UN INGRANDITORE O RIPRODUTTORE FOTOGRAFICO
摘要
申请公布号
IT1242442(B)
申请公布日期
1994.03.04
申请号
IT19900004844
申请日期
1990.10.04
申请人
DURST PHOTOTECHNIK S.R.L.
发明人
VINATZER ALEX;DELUEG VERNER;STITTER HANS
分类号
G03B27/73;(IPC1-7):G03C
主分类号
G03B27/73
代理机构
代理人
主权项
地址
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