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Portable construction mixer
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Patent number 11,446,842
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Issue date Sep 20, 2022
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Better Manufacturing LLC
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Dave Hemmelgarn
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Mixer bucket
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Patent number 10,751,914
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Issue date Aug 25, 2020
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CANGINI BENNE S.R.L.
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Marco Faedi
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Mortar mixing apparatus
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Patent number 7,784,996
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Issue date Aug 31, 2010
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Thomas J. Cummer
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B28 - WORKING CEMENT, CLAY, OR STONE
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Portable mixer
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Patent number 7,128,463
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Issue date Oct 31, 2006
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Thomas K. Hong
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B28 - WORKING CEMENT, CLAY, OR STONE
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Mortar mixing apparatus
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Patent number 7,070,316
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Issue date Jul 4, 2006
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James A. Roth
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B28 - WORKING CEMENT, CLAY, OR STONE
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3561335
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Patent number 3,561,335
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Issue date Feb 9, 1971
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B28 - WORKING CEMENT, CLAY, OR STONE
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3132846
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Patent number 3,132,846
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Issue date May 12, 1964
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B28 - WORKING CEMENT, CLAY, OR STONE
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2529256
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Patent number 2,529,256
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Issue date Nov 7, 1950
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B28 - WORKING CEMENT, CLAY, OR STONE
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2498363
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Patent number 2,498,363
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Issue date Feb 21, 1950
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B28 - WORKING CEMENT, CLAY, OR STONE
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1781823
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Patent number 1,781,823
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Issue date Nov 18, 1930
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B28 - WORKING CEMENT, CLAY, OR STONE
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1540381
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Patent number 1,540,381
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Issue date Jun 2, 1925
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B28 - WORKING CEMENT, CLAY, OR STONE
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1506680
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Patent number 1,506,680
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Issue date Aug 26, 1924
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B28 - WORKING CEMENT, CLAY, OR STONE
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1452702
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Patent number 1,452,702
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Issue date Apr 24, 1923
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B28 - WORKING CEMENT, CLAY, OR STONE
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1187959
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Patent number 1,187,959
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Issue date Jun 20, 1916
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B28 - WORKING CEMENT, CLAY, OR STONE