-
Sign cover
-
Patent number 11,610,518
-
Issue date Mar 21, 2023
-
MD&T ENGINEERING SOLUTIONS, LLC
-
Michael J DiTella
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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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.
-
Paul Keck
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B61 - RAILWAYS
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Portable roadway warning device
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Patent number 9,683,339
-
Issue date Jun 20, 2017
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Trinity Highway Products, LLC
-
Sean Thompson
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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3219010
-
Patent number 3,219,010
-
Issue date Nov 23, 1965
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES