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发明名称
VORRICHTUNG ZUM KONTROLLIEREN DES BIENENVOLKES IN KAESTEN.
摘要
申请公布号
DE1611983(U)
申请公布日期
1950.08.17
申请号
DE194900D4050U
申请日期
1949.03.23
申请人
ARTUR EDINGHAUS
发明人
ARTUR EDINGHAUS
分类号
主分类号
代理机构
代理人
主权项
地址
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