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William Roy Parker
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Mount Prospect, IL, US
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last 30 patents
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Patent Grant
Sewing machine loopers
Patent number
4,373,460
Issue date
Feb 15, 1983
Union Special Corporation
William R. Parker
D05 - SEWING EMBROIDERING TUFTING
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Patent Grant
Sewing machine needle
Patent number
3,986,468
Issue date
Oct 19, 1976
Union Special Corporation
Henryk Anthony Szostak
D05 - SEWING EMBROIDERING TUFTING