单词 | presser-flyer |
释义 | > as lemmaspresser-flyer ΚΠ 1872 Classified Index Subj. Invention (U.S. Patent Office) 152 Class 118. Spinning... Presser-flyers. a1877 E. H. Knight Pract. Dict. Mech. II. 1785/1 Presser-flyer... One which has a spring arm pressing upon the bobbin upon which it delivers the yarn. < as lemmas |
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