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发明名称
Schaltanordnung für elektrische Schmelzöfen, insbesondere Graphitstab-Schmelzöfen
摘要
申请公布号
AT184990(B)
申请公布日期
1956.03.10
申请号
ATD184990
申请日期
1954.05.25
申请人
SIEMENS-SCHUCKERTWERKE GESELLSCHAFT M. B. H.
发明人
DIPL. ING. DR. TECHN. WILHEM MAIER
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