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经营范围
发明名称
Cryptographic instrument
摘要
申请公布号
US3364595(A)
申请公布日期
1968.01.23
申请号
US19660547804
申请日期
1966.05.05
申请人
AUGUST F. MICHELSON
发明人
MICHELSON AUGUST F.
分类号
G09C1/08
主分类号
G09C1/08
代理机构
代理人
主权项
地址
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