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发明名称
Binary Optical Mask
摘要
申请公布号
GB1150091(A)
申请公布日期
1969.04.30
申请号
GB19660021619
申请日期
1966.05.16
申请人
INTERNATIONAL BUSINESS MACHINES CORPORATION
发明人
ADOLF WILHELM LOHMANN
分类号
G02B27/46
主分类号
G02B27/46
代理机构
代理人
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地址
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