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Process for producing a disc brake pad
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Patent number 4,924,583
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Issue date May 15, 1990
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Abex Corporation
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Alan R. Hummel
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Railroad frogs
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Patent number 4,362,282
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Issue date Dec 7, 1982
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Abex Corporation
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Earl E. Frank
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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Cast iron railroad brake shoes
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Patent number 4,352,416
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Issue date Oct 5, 1982
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Abex Corp.
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Hugo R. Larson
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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Manufacture of friction elements
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Patent number 3,998,573
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Issue date Dec 21, 1976
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Abex Corporation
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Richard H. Gilbert
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL