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发明名称
KOTFLUEGELKOEDER MIT METALLISCHER WULSTVERKLEIDUNG.
摘要
申请公布号
DE1611927(U)
申请公布日期
1950.08.17
申请号
DE194900B1634U
申请日期
1949.06.27
申请人
GEBR. HAPPICH 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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