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发明名称
MEJORAS EN ZAPATAS FRENANTES,APLICABLES A RUEDAS DE FERROCARRIL EN GENERAL
摘要
申请公布号
AR210804(A1)
申请公布日期
1977.09.15
申请号
AR19770267632
申请日期
1977.05.13
申请人
SIDEREA S.A.C.I.A.
发明人
分类号
B61H7/02;(IPC1-7):B61H7/02
主分类号
B61H7/02
代理机构
代理人
主权项
地址
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