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CROSA PIERINO
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CROSA PIERINO
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Priority to ES0313047ApriorityCriticalpatent/ES313047A3/es
Publication of ES313047A3publicationCriticalpatent/ES313047A3/es
Mejoras introducidas en el objeto de la patente principal num.211212 porprocedimiento con su correspondiente aparato, para la fabricacion continua de hojas honduladas a base de materias plasticas