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Priority to ES0034240UpriorityCriticalpatent/ES34240U/es
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Sacos de papel destinados a contener sustancias pulverulentas, particularmente cemento, caracterizados por el hecho de llevar practicado un número conveniente de perforaciones (2) de adecuada magnitud o diámetro, pudiendo estas tener cualquier contorno y existir en número y distribución conveniente según sean la capacidad del saco y las sustancias a envasar.
ES0034240U1953-01-051953-01-05Sacos de papel destinados a contener sustancias pulverulentas, especialmente cemento
PendingES34240U
(es)