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发明名称
CABEZAL ROSCADOR MEJORADO
摘要
申请公布号
AR222131(A1)
申请公布日期
1981.04.15
申请号
AR19810284348
申请日期
1981.02.18
申请人
OBRAVIG SRL
发明人
分类号
B23P15/52;(IPC1-7):B23P15/52
主分类号
B23P15/52
代理机构
代理人
主权项
地址
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