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发明名称
Electro-optical binary counter
摘要
申请公布号
US2985763(A)
申请公布日期
1961.05.23
申请号
US19560560938
申请日期
1956.01.24
申请人
INTERNATIONAL BUSINESS MACHINES CORPORATION
发明人
RESS THOMAS I.
分类号
H03K23/78
主分类号
H03K23/78
代理机构
代理人
主权项
地址
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