单词 | pulp-dresser |
释义 | > as lemmaspulp-dresser ΚΠ 1830 Jrnl. Franklin Inst. 6 New Ser. 308 Specification of a patent for an improvement in the manufacture of Paper, by means of a machine called a 'Pulp Dresser'. Granted to E. H. Thomas and N. Woodcock,..August 11, 1830. a1877 E. H. Knight Pract. Dict. Mech. II. 1823/2 Pulp-dresser, a machine for removing specks and knots from paper-pulp. < as lemmas |
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