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Reduced alloy bushing flange
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Patent number 8,171,754
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Issue date May 8, 2012
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OCV Intellectual Capital, LLC
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David F. Purvis
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C03 - GLASS MINERAL OR SLAG WOOL
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Glass homogenizing pump
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Patent number 6,763,684
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Issue date Jul 20, 2004
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Richard B. Pitbladdo
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C03 - GLASS MINERAL OR SLAG WOOL
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Glass feeder
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Patent number 6,199,405
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Issue date Mar 13, 2001
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Emhart Glass S.A.
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Paul Buettiker
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C03 - GLASS MINERAL OR SLAG WOOL