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Roller assembly for a railway switch
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Patent number 8,430,364
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Issue date Apr 30, 2013
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Eco-Production Vresova Spol. S R O
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Avraham Ashkenazi
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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Switch blade rolling device
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Patent number 5,628,480
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Issue date May 13, 1997
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Eco Production Vresova, SPOL. S.R.O.
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Pavel Vrsecky
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES