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发明名称
Dia-Projektionseinrichtung fuer kinematographische Vorfuehrungsapparate
摘要
申请公布号
DE526922(C)
申请公布日期
1931.06.12
申请号
DENDATA041496D
申请日期
申请人
ZEISS IKON A.G.
发明人
分类号
G02B1/00
主分类号
G02B1/00
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代理人
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