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发明名称
ELEKTRISCHES KONVEKTIONS-RAUMHEIZGERAET.
摘要
申请公布号
DE1739184(U)
申请公布日期
1957.02.07
申请号
DE195400E9023U
申请日期
1954.03.01
申请人
EISEN- UND STAHLBAU G.M.B.H.
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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