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发明名称
Procédé et dispositif pour la fabrication de cylindres de laminoirs ou de pièces analogues en fonte trempée et produit en résultant
摘要
申请公布号
FR838663(A)
申请公布日期
1939.03.13
申请号
FRD838663
申请日期
1937.11.22
申请人
SOCIETE DES ACIERIES DE LONGWY
发明人
QUINCY LAZARE
分类号
B22D15/00
主分类号
B22D15/00
代理机构
代理人
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