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经营范围
发明名称
Improvements in or relating to optical projection apparatus
摘要
申请公布号
GB654204(A)
申请公布日期
1951.06.13
申请号
GB19480026753
申请日期
1948.10.14
申请人
KODAK LIMITED
发明人
分类号
G03B23/12
主分类号
G03B23/12
代理机构
代理人
主权项
地址
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