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发明名称
MEJORAS EN DISPOSITIVOS OBTURADORES DE ORIFICIOS DE RECIPIENTES O ARTESAS DE COLADA
摘要
申请公布号
AR225364(A1)
申请公布日期
1982.03.15
申请号
AR19810286632
申请日期
1981.09.02
申请人
AIR LIQUIDE
发明人
分类号
B22D7/12;B22D41/42;B22D41/58;(IPC1-7):B22D41/08
主分类号
B22D7/12
代理机构
代理人
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地址
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