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Individual
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Individual
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Priority to ES0251639ApriorityCriticalpatent/ES251639A1/en
Publication of ES251639A1publicationCriticalpatent/ES251639A1/en
An improvement in the cards, essentially constituted by a train of entradores composed by a pair of pressurized cylinders, longitudinally grooved and so that the grooves mesh with each other after which there are two, four or more cylinders, whose surface is it is duly covered with poles, which work gradually and in different linear developments, according to the material to be treated, completing the assembly with a discharging cylinder, which prevents the accumulation of fibers adhered in the last cylinder. (Machine-translation by Google Translate, not legally binding)
ES0251639A1959-08-201959-08-20A perfection in the card (Machine-translation by Google Translate, not legally binding)
ExpiredES251639A1
(en)
Improvements in the brass cylinders used in the machines that apply to the tiles of labrado tissue (Machine-translation by Google Translate, not legally binding)