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Tree processing machine
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Patent number 4,164,246
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Issue date Aug 14, 1979
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Powell; B. J.
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Donald D. Savage
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A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
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Tree processing machine
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Patent number 4,044,806
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Issue date Aug 30, 1977
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Powell; B. J.
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Donald D. Savage
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A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
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Vehicle hub assembly
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Patent number 4,004,838
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Issue date Jan 25, 1977
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Powell; B. J.
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Donald D. Savage
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B60 - VEHICLES IN GENERAL
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Tree transporting vehicle
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Patent number 3,944,097
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Issue date Mar 16, 1976
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Powell; B. J.
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Donald D. Savage
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B60 - VEHICLES IN GENERAL