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发明名称
Process for treating the sound track in multi-layer cinematograph film
摘要
申请公布号
GB524114(A)
申请公布日期
1940.07.30
申请号
GB19390002267
申请日期
1939.01.23
申请人
KODAK LIMITED
发明人
分类号
G03C7/24
主分类号
G03C7/24
代理机构
代理人
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地址
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