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经营范围
发明名称
Improvements in or relating to Electrical Signal Detection Circuits
摘要
申请公布号
GB1155168(A)
申请公布日期
1969.06.18
申请号
GB19680017203
申请日期
1968.04.10
申请人
INTERNATIONAL BUSINESS MACHINES CORPORATION
发明人
分类号
H03K5/153;H03K5/1532
主分类号
H03K5/153
代理机构
代理人
主权项
地址
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