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发明名称
Clavier électrique
摘要
申请公布号
FR1375762(A)
申请公布日期
1964.10.23
申请号
FR19630939527
申请日期
1963.06.27
申请人
INTERNATIONAL BUSINESS MACHINES CORPORATION
发明人
分类号
H01H1/24;H01H13/70;H01H13/74
主分类号
H01H1/24
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