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发明名称
Cinematographic masking
摘要
申请公布号
US2348496(A)
申请公布日期
1944.05.09
申请号
US19420467006
申请日期
1942.11.26
申请人
TECHNICOLOR MOTION PICTURE CORPORATION
发明人
POHL WADSWORTH E.
分类号
G03C7/18
主分类号
G03C7/18
代理机构
代理人
主权项
地址
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