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发明名称
Calço metálico para equipamento ferroviários
摘要
申请公布号
BR9505684(A)
申请公布日期
1997.11.11
申请号
BR1995PI05684
申请日期
1995.12.06
申请人
COMPANHIA SIDERURGICA NACIONAL - CSN
发明人
RIBEIRO JOSE PAULO MACHADO;CARLOS ALBERTO MARTINS;ANISIO FERNANDES;CUNHA ALESSANDRO DA;SILVA ROGERIO PARREIRAS;DA SILVA RONALDO NUNES;ALMEIDA JULIO CESAR ZAMBOTTI;GILCELIO LOURENCO
分类号
B61H7/02;B61K7/18;(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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