Friction open=end spinner - has friction surfaces to roll fibre layer on rotor surface into a twisted yarn
LUDVIK FAJT, STANISLAV POPRADSKA DIDEK, JIRI DUKLA ANDRES, ZELMIRA RIJNOVA BOROVCOVA, MARI CESKOTREBOVSKA MARKOVA, MARKETA RIJNOVA REYMANOVA ET JAROSLAV CIHLARSKA STOREK
Year of Publication 13.02.1981
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Year of Publication 13.02.1981
Patent