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经营范围
发明名称
Light-modulating apparatus
摘要
申请公布号
GB1024949(A)
申请公布日期
1966.04.06
申请号
GB19640024458
申请日期
1964.06.12
申请人
SPERRY RAND CORPORATION
发明人
分类号
G02F1/03
主分类号
G02F1/03
代理机构
代理人
主权项
地址
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