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发明名称
PROCEDIMIENTO PARA EL ENDURECIMIENTO DE HIERRO Y ACERO EN BANOS CIANOGENADOS
摘要
申请公布号
ES180268(A2)
申请公布日期
1947.12.01
申请号
ES19680001802
申请日期
1947.10.25
申请人
UNITED WESTERN CORPORATION
发明人
分类号
(IPC1-7):C21
主分类号
(IPC1-7):C21
代理机构
代理人
主权项
地址
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