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Frederick C. Field Jr.
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Wilmington, DE, US
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last 30 patents
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Patent Grant
Yarn of entangled fibers
Patent number
4,118,921
Issue date
Oct 10, 1978
E. I. Du Pont de Nemours and Company
Dustin Stetson Adams
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
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Patent Grant
Direct spinning process for stretch-breaking continuous filaments t...
Patent number
4,080,778
Issue date
Mar 28, 1978
E. I. Du Pont de Nemours and Company
Dustin Stetson Adams
D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING