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发明名称
Cadre pour diapositive à utiliser dans des projecteurs d'images
摘要
申请公布号
BE608132(A1)
申请公布日期
1962.01.02
申请号
BE19610608132
申请日期
1961.09.13
申请人
FILMOSTO-PROJEKTION JOHANNES JOST
发明人
分类号
G03B21/64;(IPC1-7):G03B
主分类号
G03B21/64
代理机构
代理人
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