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发明名称
Unter der Feuertuer von OEfen und Herden angebrachte Auffangklappe fuer herausfallende Kohlenglut
摘要
申请公布号
DE505713(C)
申请公布日期
1930.08.25
申请号
DE1929B142600D
申请日期
1929.03.23
申请人
KARL BERNDT
发明人
分类号
主分类号
代理机构
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