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发明名称
Optical cryptographic device
摘要
申请公布号
US3166625(A)
申请公布日期
1965.01.19
申请号
US19620171661
申请日期
1962.02.07
申请人
BAUSCH & LOMB INCORPORATED
发明人
BRUMLEY CORWIN H.
分类号
G02B27/02
主分类号
G02B27/02
代理机构
代理人
主权项
地址
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