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发明名称
Dispositif pour contrôler le poids d'une ruche d'abeilles.
摘要
申请公布号
CH209835(A)
申请公布日期
1940.05.15
申请号
CHD209835
申请日期
1939.03.06
申请人
SAVOYE,LUCIEN
发明人
SAVOYE,LUCIEN
分类号
主分类号
代理机构
代理人
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