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发明名称
Improvements in or relating to electric impulse responsive apparatus
摘要
申请公布号
GB592793(A)
申请公布日期
1947.09.30
申请号
GB19440009738
申请日期
1944.05.19
申请人
THE NATIONAL CASH REGISTER COMPANY
发明人
分类号
H03K23/82
主分类号
H03K23/82
代理机构
代理人
主权项
地址
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