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发明名称
A device for controlling the optical path of cinema projectors
摘要
申请公布号
GB928575(A)
申请公布日期
1963.06.12
申请号
GB19590032602
申请日期
1959.09.25
申请人
EUGEN BAUER GMBH
发明人
分类号
G03B9/10;G03B21/50
主分类号
G03B9/10
代理机构
代理人
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