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Priority to ES201156ApriorityCriticalpatent/ES201156A1/es
Publication of ES201156A1publicationCriticalpatent/ES201156A1/es
Aerodynamic Tests, Hydrodynamic Tests, Wind Tunnels, And Water Tanks
(AREA)
ES201156A1951-12-271951-12-27Perfeccionamientos en las bocinas por presión de aire, con sistema de graduación de tonos de sonido
ExpiredES201156A1
(es)