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Air set sand molding apparatus
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Patent number 10,307,818
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Issue date Jun 4, 2019
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Wisconsin Aluminum Foundry Company
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Mark Vohl
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B22 - CASTING POWDER METALLURGY
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Casting tool
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Patent number 8,033,315
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Issue date Oct 11, 2011
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Herzog & Herzog Holding und Service GmbH
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Ivo Herzog
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B22 - CASTING POWDER METALLURGY
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3193915
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Patent number 3,193,915
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Issue date Jul 13, 1965
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A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
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2659946
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Patent number 2,659,946
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Issue date Nov 24, 1953
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B22 - CASTING POWDER METALLURGY
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2569580
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Patent number 2,569,580
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Issue date Oct 2, 1951
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B22 - CASTING POWDER METALLURGY
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2565829
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Patent number 2,565,829
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Issue date Aug 28, 1951
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B22 - CASTING POWDER METALLURGY
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2533960
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Patent number 2,533,960
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Issue date Dec 12, 1950
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B22 - CASTING POWDER METALLURGY
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2261647
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Patent number 2,261,647
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Issue date Nov 4, 1941
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B22 - CASTING POWDER METALLURGY
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1627956
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Patent number 1,627,956
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Issue date May 10, 1927
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B22 - CASTING POWDER METALLURGY
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1360147
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Patent number 1,360,147
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Issue date Nov 23, 1920
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B22 - CASTING POWDER METALLURGY