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经营范围
发明名称
Improvements in or relating to modulating light waves
摘要
申请公布号
GB1018806(A)
申请公布日期
1966.02.02
申请号
GB19640018760
申请日期
1964.05.06
申请人
INTERNATIONAL BUSINESS MACHINES CORPORATION
发明人
分类号
G02F1/15;G02F1/17
主分类号
G02F1/15
代理机构
代理人
主权项
地址
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