BR9202646A - Comporta para barragens de concreto com torre vertical
- Google Patents
Comporta para barragens de concreto com torre vertical
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Publication number
BR9202646A
BR9202646ABR9202646ABR9202646ABR9202646ABR 9202646 ABR9202646 ABR 9202646ABR 9202646 ABR9202646 ABR 9202646ABR 9202646 ABR9202646 ABR 9202646ABR 9202646 ABR9202646 ABR 9202646A
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Application filed by Sermec Sa Ind Mec FafiledCriticalSermec Sa Ind Mec Fa
Priority to BR9202646ApriorityCriticalpatent/BR9202646A/pt
Publication of BR9202646ApublicationCriticalpatent/BR9202646A/pt