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经营范围
发明名称
Improvements in electronic circuits
摘要
申请公布号
GB847622(A)
申请公布日期
1960.09.14
申请号
GB19570008577
申请日期
1957.03.15
申请人
INTERNATIONAL BUSINESS MACHINES CORPORATION
发明人
分类号
G01S7/00
主分类号
G01S7/00
代理机构
代理人
主权项
地址
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