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发明名称
Projection screen
摘要
申请公布号
US2338654(A)
申请公布日期
1944.01.04
申请号
US19420438135
申请日期
1942.04.08
申请人
EASTMAN KODAK COMPANY
发明人
MACNEILLE STEPHEN M.
分类号
G03B21/62
主分类号
G03B21/62
代理机构
代理人
主权项
地址
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