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Radial railway truck
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Patent number 4,458,604
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Issue date Jul 10, 1984
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Dresser Industries, Inc.
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Geoffrey W. Cope
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B61 - RAILWAYS
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Railway car coupler
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Patent number 4,426,012
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Issue date Jan 17, 1984
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Dresser Industries, Inc.
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George E. Adams
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B61 - RAILWAYS
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Rotary coupler
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Patent number 4,093,079
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Issue date Jun 6, 1978
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Dresser Industries, Inc.
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Geoffrey Wilton Cope
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B61 - RAILWAYS
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Derailment detector
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Patent number 3,938,765
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Issue date Feb 17, 1976
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Dresser Industries, Inc.
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Geoffrey Wilton Cope
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B60 - VEHICLES IN GENERAL