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发明名称
METODO MEJORADO PARA LA FABRICACION DE CIGUENAL Y PRODUCTO OBTENIDO
摘要
申请公布号
MX144250(A)
申请公布日期
1981.09.18
申请号
MX19760164381
申请日期
1976.04.21
申请人
DRESSER INDUSTRIES INC
发明人
MCGILL KENNETH HARMON
分类号
B21K1/08;B23P11/02;B23P15/00;F16C3/10;F16C3/18;(IPC1-7):B21K1/08;F16C3/20
主分类号
B21K1/08
代理机构
代理人
主权项
地址
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