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发明名称
Improvements in and relating to electric integrators
摘要
申请公布号
GB626683(A)
申请公布日期
1949.07.19
申请号
GB19460038027
申请日期
1946.12.30
申请人
JEFFERY WALTON BARNES
发明人
分类号
G01N30/86;G06G7/188
主分类号
G01N30/86
代理机构
代理人
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