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发明名称
UN PROCEDIMIENTO PARA OBTENER CONTACTOS MEJORADOS AU-SI
摘要
申请公布号
AR221351(A1)
申请公布日期
1981.01.30
申请号
AR19780274734
申请日期
1978.12.07
申请人
ESTADO ARGENTINO
发明人
分类号
H01L21/44;(IPC1-7):H01L21/44
主分类号
H01L21/44
代理机构
代理人
主权项
地址
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