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发明名称
LUEFTUNGSVORRICHTUNG, INSBESONDERE ZUM EINBAU IN MAUEROEFFNUNGEN.
摘要
申请公布号
DE1876687(U)
申请公布日期
1963.08.01
申请号
DE196300L4671U
申请日期
1963.06.01
申请人
LIPPISCHE CELLULOIDWAREN-FABRIK KNIGGE & LINDLOFF
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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