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Lee Oleh Dworjanyn
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Camden, SC, US
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Patent Grant
Process for dyeing undrawn acrylonitrile polymer filaments
Patent number
3,932,571
Issue date
Jan 13, 1976
E. I. Du Pont de Nemours and Company
Lee Oleh Dworjanyn
D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...