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Electro Lares S A Com Cia
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Electro Lares S A Com Cia
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Priority to ES0235023ApriorityCriticalpatent/ES235023A1/en
Publication of ES235023A1publicationCriticalpatent/ES235023A1/en
Hitch-threads for sewing machine, which raise-threads, which is of the type with oscillating lever around a fixed axis by the action of a mobile slide along the said lever and rotating around an axis forced in turn to rotate with a uniform rotation movement around a fixed axis other than the axis of oscillation of the lever, is characterized by the fact that said lever instead of being rectilinear, has such a form that its movement is accelerated from its dead center high. (Machine-translation by Google Translate, not legally binding)
ES0235023A1957-04-131957-04-13Sewing machine for sewing machine (Machine-translation by Google Translate, not legally binding)
ExpiredES235023A1
(en)
Improvements and more in particular, means applicable to machines to manufacture cork cylindrical plugs (Machine-translation by Google Translate, not legally binding)