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发明名称
A multi-purpose apparatus for conducting educational exercises in mechanical science
摘要
申请公布号
GB201518825(D0)
申请公布日期
2015.12.09
申请号
GB20150018825
申请日期
2015.10.23
申请人
BOLAM, CLAIRE L
发明人
分类号
主分类号
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代理人
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