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发明名称
Procédé pour le travail de déchets de fer par soudure, en évitant le brûlage
摘要
申请公布号
FR713799(A)
申请公布日期
1931.11.02
申请号
FRD713799
申请日期
1931.03.24
申请人
TH. GOLDSCHMIDT A. G.
发明人
分类号
C21C3/00
主分类号
C21C3/00
代理机构
代理人
主权项
地址
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