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Signal light assembly
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Patent number 10,151,143
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Issue date Dec 11, 2018
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Lindsay Transportation Solutions, Inc.
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Paul Keck
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B61 - RAILWAYS
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Signal light apparatus
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Patent number 9,322,537
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Issue date Apr 26, 2016
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Lindsay Transportation Solutions, Inc.
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Paul Keck
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F21 - LIGHTING
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Signal light apparatus
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Patent number 9,194,534
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Issue date Nov 24, 2015
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Lindsay Transportation Solutions, Inc.
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Nicholas Kent Bang
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F21 - LIGHTING