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Wheeled motorized mixer
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Patent number 5,868,494
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Issue date Feb 9, 1999
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Power Technology Unlimited, In.
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Jeffery D. Campbell
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B28 - WORKING CEMENT, CLAY, OR STONE
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3369799
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Patent number 3,369,799
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Issue date Feb 20, 1968
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B28 - WORKING CEMENT, CLAY, OR STONE
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3326537
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Patent number 3,326,537
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Issue date Jun 20, 1967
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B28 - WORKING CEMENT, CLAY, OR STONE
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3231246
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Patent number 3,231,246
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Issue date Jan 25, 1966
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B28 - WORKING CEMENT, CLAY, OR STONE
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3208736
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Patent number 3,208,736
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Issue date Sep 28, 1965
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B28 - WORKING CEMENT, CLAY, OR STONE
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2899805
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Patent number 2,899,805
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Issue date Aug 18, 1959
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B28 - WORKING CEMENT, CLAY, OR STONE
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2801833
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Patent number 2,801,833
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Issue date Aug 6, 1957
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B60 - VEHICLES IN GENERAL
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2750165
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Patent number 2,750,165
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Issue date Jun 12, 1956
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B28 - WORKING CEMENT, CLAY, OR STONE
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2706623
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Patent number 2,706,623
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Issue date Apr 19, 1955
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B28 - WORKING CEMENT, CLAY, OR STONE
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2664276
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Patent number 2,664,276
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Issue date Dec 29, 1953
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B28 - WORKING CEMENT, CLAY, OR STONE
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2656164
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Patent number 2,656,164
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Issue date Oct 20, 1953
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B28 - WORKING CEMENT, CLAY, OR STONE
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2594904
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Patent number 2,594,904
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Issue date Apr 29, 1952
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B28 - WORKING CEMENT, CLAY, OR STONE
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2545236
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Patent number 2,545,236
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Issue date Mar 13, 1951
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B28 - WORKING CEMENT, CLAY, OR STONE
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2508697
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Patent number 2,508,697
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Issue date May 23, 1950
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B28 - WORKING CEMENT, CLAY, OR STONE
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2492895
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Patent number 2,492,895
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Issue date Dec 27, 1949
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B28 - WORKING CEMENT, CLAY, OR STONE
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2397324
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Patent number 2,397,324
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Issue date Mar 26, 1946
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B28 - WORKING CEMENT, CLAY, OR STONE