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Rail-fastening for rails
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Patent number 5,022,584
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Issue date Jun 11, 1991
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Lord Corporation
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James W. Sherrick
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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Adjustable spring clip
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Patent number 4,326,670
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Issue date Apr 27, 1982
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Lord Corporation
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James W. Sherrick
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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Adjustable spring clip
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Patent number 4,325,510
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Issue date Apr 20, 1982
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Lord Corporation
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James W. Sherrick
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES