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90681951 - TERAHERTZ DEVICE CORPORATION
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Serial number 90681951
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Filing date Apr 29, 2021
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Terahertz Device Corporation
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9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
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88914527 - PERSONAL AIR QUALITY
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Serial number 88914527
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Filing date May 13, 2020
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Terahertz Device Corporation
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9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments