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经营范围
发明名称
Improvements in and relating to display devices
摘要
申请公布号
GB482709(A)
申请公布日期
1938.04.04
申请号
GB19370033416
申请日期
1936.10.02
申请人
BIOLITE INC.
发明人
分类号
G09F7/08
主分类号
G09F7/08
代理机构
代理人
主权项
地址
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