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经营范围
发明名称
Improvements in or relating to multiplying machines
摘要
申请公布号
GB484150(A)
申请公布日期
1938.04.27
申请号
GB19360029193
申请日期
1936.10.27
申请人
CHARLES BOREL
发明人
分类号
G06F7/46
主分类号
G06F7/46
代理机构
代理人
主权项
地址
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