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Railway weed control vehicle
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Patent number 12,024,837
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Issue date Jul 2, 2024
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DISCOVERY PURCHASER CORPORATION
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Sergio Jimenez Tarodo
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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Adzer bit with cutting segments
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Patent number 11,298,761
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Issue date Apr 12, 2022
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Good Earth Tools, Inc.
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Daryl A. Pfaff
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Concrete rail tie
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Patent number 6,604,690
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Issue date Aug 12, 2003
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Engineering Invention Pty Ltd.
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Hartley Frank Young
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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Gelatinous wood preservative
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Patent number 6,602,465
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Issue date Aug 5, 2003
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S-T-N Holdings, Inc.
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David J. Ostby
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B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
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Repairing rail ties
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Patent number 5,173,222
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Issue date Dec 22, 1992
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McKay Australia Limited
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Hartley F. Young
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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3505742
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Patent number 3,505,742
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Issue date Apr 14, 1970
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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2903189
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Patent number 2,903,189
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Issue date Sep 8, 1959
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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2424202
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Patent number 2,424,202
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Issue date Jul 15, 1947
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES