BR8304387A - Dispositivo de frenagem por descarrilamento de vagao ferroviario
- Google Patents
Dispositivo de frenagem por descarrilamento de vagao ferroviario
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Publication number
BR8304387A
BR8304387ABR8304387ABR8304387ABR8304387ABR 8304387 ABR8304387 ABR 8304387ABR 8304387 ABR8304387 ABR 8304387ABR 8304387 ABR8304387 ABR 8304387ABR 8304387 ABR8304387 ABR 8304387A
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Application filed by Rede Ferroviaria Federal S AfiledCriticalRede Ferroviaria Federal S A
Priority to BR8304387ApriorityCriticalpatent/BR8304387A/pt
Publication of BR8304387ApublicationCriticalpatent/BR8304387A/pt