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发明名称
Dispositif d'éclairage pour projection de films étroits
摘要
申请公布号
FR805284(A)
申请公布日期
1936.11.16
申请号
FRD805284
申请日期
1936.04.24
申请人
发明人
JOST CARL
分类号
G03B21/20
主分类号
G03B21/20
代理机构
代理人
主权项
地址
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