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Individual
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Individual
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Priority to ES28442ApriorityCriticalpatent/ES28442A1/es
Publication of ES28442A1publicationCriticalpatent/ES28442A1/es
Un nuevo resultado industrial consistente en unas cajas en forma de sobre construidas de papel, cartón, cuero, pergamino, hule, hojas de lata, aluminio, y otras materias.