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发明名称
Calculating device
摘要
申请公布号
US2666575(A)
申请公布日期
1954.01.19
申请号
US19490123700
申请日期
1949.10.26
申请人
GENERAL ELECTRIC COMPANY
发明人
EDWARDS ROBERT A.
分类号
G11C19/20
主分类号
G11C19/20
代理机构
代理人
主权项
地址
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