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发明名称
Verfahren und Einrichtung zum Schutze des Glührohres in Kohlerohrwiderstandsöfen
摘要
申请公布号
AT170624(B)
申请公布日期
1952.03.10
申请号
ATD170624
申请日期
1950.04.01
申请人
CESKOSLOVENSKE ZAVODY TEZKEHO STROJIRENSTVI NARODNI PODNIK
发明人
分类号
主分类号
代理机构
代理人
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