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经营范围
发明名称
Circuit basculant
摘要
申请公布号
FR999582(A)
申请公布日期
1952.02.01
申请号
FRD999582
申请日期
1949.11.15
申请人
INTERNATIONAL BUSINESS MACHINES CORPORATION
发明人
分类号
H03K3/12;H03K23/82
主分类号
H03K3/12
代理机构
代理人
主权项
地址
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