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Hydrant servicer cart
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Patent number 6,213,515
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Issue date Apr 10, 2001
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National Valve & Engineering Company Pty. Ltd.
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Bruno P La Terra
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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Machine with ballast scarifying device
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Patent number 6,209,462
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Issue date Apr 3, 2001
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Franz Plasser Bahnbaumaschinen-Industriegesellschaft m.b.H.
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Josef Theurer
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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Machine and method of distributing ballast
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Patent number 5,937,763
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Issue date Aug 17, 1999
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Franz Plasser Bahnbaumaschinen-Industriegesellschaft m.b.H
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Josef Theurer
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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Machine for rehabilitating a ballast bed
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Patent number 5,456,180
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Issue date Oct 10, 1995
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Franz Plasser Bahnbaumaschinen-Industriegesellschaft m.b.H
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Josef Theurer
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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3872929
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Patent number 3,872,929
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Issue date Mar 25, 1975
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES