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Vehicle barrier gate system
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Patent number 11,821,155
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Issue date Nov 21, 2023
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Frogparking Limited
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Donald H. Sandbrook
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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Vehicle barrier gate system
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Patent number 11,761,256
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Issue date Sep 19, 2023
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Frogparking Limited
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Donald H. Sandbrook
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E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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Vehicle barrier gate system
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Patent number 11,377,899
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Issue date Jul 5, 2022
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Frogparking Limited
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Donald H. Sandbrook
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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88481651 - FROGPARKING
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Serial number 88481651
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Registration number 6458584
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Filing date Jun 20, 2019
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Frogparking Limited
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9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments