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发明名称
Verfahren zum Schutz der Elektroden elektrischer Öfen gegen Abbrand.
摘要
申请公布号
CH155258(A)
申请公布日期
1932.06.15
申请号
CHD155258
申请日期
1931.04.24
申请人
SIEMENS-PLANIAWERKE AKTIENGESELLSCHAFT FUER KOHLEFABRIKATE
发明人
KOHLEFABRIKATE SIEMENS-PLANIAWERKE AKTIENGESELLSCHAFT FUER
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主分类号
代理机构
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