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经营范围
发明名称
Improvements in or relating to films and other materials impermeable to ultra-violet radiation
摘要
申请公布号
GB513743(A)
申请公布日期
1939.10.20
申请号
GB19380011748
申请日期
1938.04.19
申请人
JAMES HENRY ROONEY;ARTHUR JOHN DALY;WILLIAM GEOFFREY LOWE
发明人
分类号
G03C1/815
主分类号
G03C1/815
代理机构
代理人
主权项
地址
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