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发明名称
A classifying device for name index registers etc
摘要
申请公布号
GB1088921(A)
申请公布日期
1967.10.25
申请号
GB19650006514
申请日期
1965.02.15
申请人
EGON JACOBS
发明人
分类号
B42F17/18;B42F21/00
主分类号
B42F17/18
代理机构
代理人
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