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TRACK
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Publication number 20250230611
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Publication date Jul 17, 2025
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TDI GREENWAY TECHNOLOGIES LTD.
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Adrian Howson
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B60 - VEHICLES IN GENERAL
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INTEGRATED BALLAST MAT
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Publication number 20190226163
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Publication date Jul 25, 2019
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VERSAFLEX, INC.
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Joseph Haydu
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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INTEGRATED BALLAST MAT
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Publication number 20170198446
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Publication date Jul 13, 2017
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VERSAFLEX, INC.
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Joseph Haydu
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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Vibration damping system
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Publication number 20040262415
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Publication date Dec 30, 2004
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John Christian Asmussen
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES