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发明名称
FLUESSIGKEITSLINSE FUER BILDWERFER, INSBESONDERE ZUR LUFTRAUMREKLAME.
摘要
申请公布号
DE1638444(U)
申请公布日期
1952.05.15
申请号
DE195100I1330U
申请日期
1951.08.24
申请人
IRENEN-HEILQUELLE 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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