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Individual
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Individual
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Priority claimed from US09/947,428external-prioritypatent/US6711866B2/en
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Publication of CA2599797A1publicationCriticalpatent/CA2599797A1/fr
Application grantedgrantedCritical
Publication of CA2599797CpublicationCriticalpatent/CA2599797C/fr
processo de construção de uma via férrea no qual se constrói uma laje de via em concreto e se insere nessa laje de via recentemente fundida elementos de fixação da via férrea.