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Priority to ES239086ApriorityCriticalpatent/ES239086A1/en
Publication of ES239086A1publicationCriticalpatent/ES239086A1/en
Torsional process for spinning and twisting machines constituted by impellers inside which there is arranged a conduit in helical spiral form or eccentric points through which the yarn passes to receive the rotary movement driven to said impellers. (Machine-translation by Google Translate, not legally binding)
ES239086A1957-12-121957-12-12Torsion procedure for thread and return machines (Machine-translation by Google Translate, not legally binding)
ExpiredES239086A1
(en)
Improvements in the constitution of textile fiber spinning carcass machines and continuous and progressive speed variator, with exterior control (Machine-translation by Google Translate, not legally binding)