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Composite exhaust flue
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Patent number 7,931,961
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Issue date Apr 26, 2011
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Touchstone Research Laboratory, Ltd.
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Rick D. Lucas
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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Filament winding for metal matrix composites
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Patent number 7,681,625
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Issue date Mar 23, 2010
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Touchstone Research Laboratory, Ltd.
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Brian L. Gordon
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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Continuous metal matrix composite manufacture
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Patent number 7,591,299
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Issue date Sep 22, 2009
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Touchstone Research Laboratory, Ltd.
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Brian L. Gordon
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...