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DISPOSICAO INTRODUZIDA EM SUPORTE DE TRILHO

申请公布号:BR6701479(U)

申请号:BR1987MU01479U

申请日期:1987.07.24

申请公布日期:1987.11.10

申请人:
DEXTRA SERVICOS DE MANUTENCAO S/A

发明人:JOSE QUINA DIOGO

分类号:E01B9/02;(IPC1-7):E01B9/02

主分类号:E01B9/02

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