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Liquid aeration device
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Patent number 4,042,510
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Issue date Aug 16, 1977
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Canton Textile Mills, Inc.
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John K. Sullins
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C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Liquid aeration device
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Patent number 3,976,575
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Issue date Aug 24, 1976
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Canton Textile Mills, Inc.
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John K. Sullins
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C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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