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发明名称
APPAREIL POUR COLLECTER ET EXTRAIRE LES FUMEES DES FOURS
摘要
申请公布号
BE813721(A1)
申请公布日期
1974.10.14
申请号
BE19740143211
申请日期
1974.04.12
申请人
发明人
分类号
C21C5/40;F27B3/10;F27D17/00;(IPC1-7):F23J/
主分类号
C21C5/40
代理机构
代理人
主权项
地址
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