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James E. Duncan
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Richmond, VA, US
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last 30 patents
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Patent Grant
Process of drawing yarn using an oscillating draw assist element
Patent number
5,183,620
Issue date
Feb 2, 1993
E. I. Du Pont de Nemours and Company
James E. Duncan
D02 - YARNS MECHANICAL FINISHING OF YARNS OR ROPES WARPING OR BEAMING
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Patent Grant
Apparatus for heating yarn
Patent number
4,880,961
Issue date
Nov 14, 1989
E. I. Du Pont de Nemours and Company
James E. Duncan
D02 - YARNS MECHANICAL FINISHING OF YARNS OR ROPES WARPING OR BEAMING