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3067565
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Patent number 3,067,565
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Issue date Dec 11, 1962
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D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
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2777723
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Patent number 2,777,723
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Issue date Jan 15, 1957
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D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
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1682155
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Patent number 1,682,155
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Issue date Aug 28, 1928
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D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
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1682156
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Patent number 1,682,156
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Issue date Aug 28, 1928
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D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING