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JEAN FRANCOIS SERGEANT
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JEAN FRANCOIS SERGEANT
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Application filed by JEAN FRANCOIS SERGEANTfiledCriticalJEAN FRANCOIS SERGEANT
Priority to ES465298ApriorityCriticalpatent/ES465298A3/es
Publication of ES465298A3publicationCriticalpatent/ES465298A3/es
Perfeccionamientos en los sistemas de ensamble de barras perfiladascaracterizado por el hecho de que las mismas van provistas sobre una carapor lo menoscon una o varias ranuras longitudinalescon secciones y perfiles diferentes o idénticoso son barras perfiladas dotadas sobre una cara por lo menos de una o varias ranuras longitudinalesy se prevén elementos insertados con arreglo a un ángulo recto.
ES465298A1977-12-211977-12-21Perfeccionamientos en los sistemas de ensamble de barras perfiladas.
ExpiredES465298A3
(es)