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发明名称
FEUERSCHUTZKLAPPE, INSBESONDERE FUER LUFTTECHNISCHE KANAELE.
摘要
申请公布号
DE1734816(U)
申请公布日期
1956.11.29
申请号
DE195600B7112U
申请日期
1956.09.21
申请人
DIPL.-ING. OTTO HEINZ BRANDI
发明人
DIPL.-ING. OTTO HEINZ BRANDI
分类号
主分类号
代理机构
代理人
主权项
地址
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