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Filterwell cartridge holder
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Patent number 11,278,830
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Issue date Mar 22, 2022
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KWG TECHNOLOGY INC
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David Guy
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Dual dispenser
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Patent number 7,329,345
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Issue date Feb 12, 2008
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KWG Technology, Inc.
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Joseph A. King
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C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE