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经营范围
发明名称
Improvements in or relating to the printing of sound record films
摘要
申请公布号
GB535600(A)
申请公布日期
1941.04.15
申请号
GB19400008275
申请日期
1940.05.08
申请人
KODAK LIMITED
发明人
分类号
G11B7/28
主分类号
G11B7/28
代理机构
代理人
主权项
地址
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