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Secure fire hydrant cap
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Patent number 7,797,972
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Issue date Sep 21, 2010
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Flow Security Systems, Inc.
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Mark Nickeas
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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Valve security device
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Patent number 7,096,882
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Issue date Aug 29, 2006
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Flow Security Systems, Inc.
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Mark Nickeas
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Valve security device
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Patent number 6,920,894
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Issue date Jul 26, 2005
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Flow Security Systems, Inc.
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Mark Nickeas
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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77088777 - CAPTIVATER
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Serial number 77088777
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Filing date Jan 23, 2007
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Flow Security Systems
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9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments