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发明名称
Circuit de classification
摘要
申请公布号
FR1114317(A)
申请公布日期
1956.04.11
申请号
FRD1114317
申请日期
1954.06.15
申请人
INTERNATIONAL BUSINESS MACHINES CORPORATION
发明人
分类号
G01R31/18
主分类号
G01R31/18
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代理人
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