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经营范围
发明名称
LIGHT VALVE
摘要
申请公布号
GB8621774(D0)
申请公布日期
1986.10.15
申请号
GB19860021774
申请日期
1986.09.10
申请人
SECRETARY OF STATE FOR DEFENCE
发明人
分类号
G02F1/133
主分类号
G02F1/133
代理机构
代理人
主权项
地址
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