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发明名称
KLEINVENTILATORS.
摘要
申请公布号
DE1642670(U)
申请公布日期
1952.08.21
申请号
DE19521642670U
申请日期
1952.05.07
申请人
GOTTLOB WIDMANN & SOEHNE K.G.
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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