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Automatic retainer valve
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Patent number 10,059,320
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Issue date Aug 28, 2018
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Westinghouse Air Brake Technologies Corporation
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William John Potter
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B60 - VEHICLES IN GENERAL
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3719402
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Patent number 3,719,402
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Issue date Mar 6, 1973
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B60 - VEHICLES IN GENERAL
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3716274
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Patent number 3,716,274
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Issue date Feb 13, 1973
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B60 - VEHICLES IN GENERAL
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3610704
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Patent number 3,610,704
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Issue date Oct 5, 1971
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B60 - VEHICLES IN GENERAL
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3545820
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Patent number 3,545,820
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Issue date Dec 8, 1970
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B60 - VEHICLES IN GENERAL
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3510173
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Patent number 3,510,173
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Issue date May 5, 1970
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B60 - VEHICLES IN GENERAL
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3503656
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Patent number 3,503,656
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Issue date Mar 31, 1970
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B60 - VEHICLES IN GENERAL
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3472562
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Patent number 3,472,562
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Issue date Oct 14, 1969
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B60 - VEHICLES IN GENERAL
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3432210
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Patent number 3,432,210
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Issue date Mar 11, 1969
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B60 - VEHICLES IN GENERAL
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3370893
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Patent number 3,370,893
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Issue date Feb 27, 1968
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B60 - VEHICLES IN GENERAL
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3369847
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Patent number 3,369,847
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Issue date Feb 20, 1968
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B60 - VEHICLES IN GENERAL