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Traction system
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Patent number 8,465,061
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Issue date Jun 18, 2013
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Donald J. Reid
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B60 - VEHICLES IN GENERAL
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Traction device
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Patent number 5,118,142
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Issue date Jun 2, 1992
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Stephen L. Bish
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B60 - VEHICLES IN GENERAL
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3915484
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Patent number 3,915,484
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Issue date Oct 28, 1975
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B60 - VEHICLES IN GENERAL
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3888524
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Patent number 3,888,524
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B60 - VEHICLES IN GENERAL
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3870352
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Patent number 3,870,352
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B60 - VEHICLES IN GENERAL
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3559894
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Patent number 3,559,894
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Issue date Feb 2, 1971
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B60 - VEHICLES IN GENERAL
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3399917
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Patent number 3,399,917
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Issue date Sep 3, 1968
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B60 - VEHICLES IN GENERAL
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2832619
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Patent number 2,832,619
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Issue date Apr 29, 1958
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B60 - VEHICLES IN GENERAL
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2697609
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Patent number 2,697,609
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Issue date Dec 21, 1954
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B60 - VEHICLES IN GENERAL
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2574287
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Patent number 2,574,287
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B60 - VEHICLES IN GENERAL
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2531654
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Patent number 2,531,654
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Issue date Nov 28, 1950
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B60 - VEHICLES IN GENERAL
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2487157
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Patent number 2,487,157
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B60 - VEHICLES IN GENERAL
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2469980
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Patent number 2,469,980
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Issue date May 10, 1949
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B60 - VEHICLES IN GENERAL