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Duct access door
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Patent number 9,163,851
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Issue date Oct 20, 2015
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Omni Containment Systems, LLC
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Kevin R. Chwala
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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Duct access door
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Patent number 8,813,426
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Issue date Aug 26, 2014
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Omni Containment Systems, LLC
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Kevin R. Chwala
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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Duct access door
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Patent number 8,656,645
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Issue date Feb 25, 2014
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Omni Containment Systems, LLC
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Kevin R. Chwala
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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Grease containment assembly
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Patent number 6,676,723
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Issue date Jan 13, 2004
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Omni Containment Systems, Inc.
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Kevin Chwala
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F24 - HEATING RANGES VENTILATING
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Grease containment assembly
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Patent number 6,468,323
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Issue date Oct 22, 2002
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Omni Containment Systems, Inc.
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Kevin Chwala
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F24 - HEATING RANGES VENTILATING
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77916320 - ZGS ZERO GREASE SYSTEMS
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Serial number 77916320
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Filing date Jan 20, 2010
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Omni Containment Systems, LLC.
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11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes