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经营范围
发明名称
Improvements in or relating to photographic roll films
摘要
申请公布号
GB696002(A)
申请公布日期
1953.08.19
申请号
GB19510013987
申请日期
1951.06.13
申请人
ILFORD LIMITED
发明人
FARRINGTON GEORGE HOWARD
分类号
G03C3/02
主分类号
G03C3/02
代理机构
代理人
主权项
地址
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