Киевский Национальный Университет Технологий И Дизайна
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Priority to UAU201208227UpriorityCriticalpatent/UA78454U/en
Publication of UA78454UpublicationCriticalpatent/UA78454U/en
A regular sewing machine of four-thread chain stitch includes needle mechanism, crank, slider with needle holder in the openings of which two needles and course mechanism are fixed, two con-rods, shaft of course mechanism, beam and holder, additional shaft and additional beam.
UAU201208227U2012-07-052012-07-05Regular sewing machine of four-thread chain stitch
UA78454U
(en)