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发明名称
Perfectionnements aux matrices photographiques
摘要
申请公布号
FR725307(A)
申请公布日期
1932.05.11
申请号
FRD725307
申请日期
1931.10.21
申请人
TECHNICOLOR MOTION PICTURE CORPORATION
发明人
分类号
G03C7/25
主分类号
G03C7/25
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代理人
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