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Brick molding apparatus
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Patent number 6,468,065
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Issue date Oct 22, 2002
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Anvil Iron Works, Inc.
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Philip G. Butler
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B28 - WORKING CEMENT, CLAY, OR STONE
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Device for manufacturing bricks
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Patent number 4,832,587
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Issue date May 23, 1989
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Machinefabrick De Boer B.V.
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Henricus G. R. Rensen
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B28 - WORKING CEMENT, CLAY, OR STONE
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Means for forming tapered slabs
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Patent number 4,017,230
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Issue date Apr 12, 1977
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California Cement Shake Co., Inc.
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Gus R. Jakel
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B28 - WORKING CEMENT, CLAY, OR STONE
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3899344
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Patent number 3,899,344
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Issue date Aug 12, 1975
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B28 - WORKING CEMENT, CLAY, OR STONE
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3870777
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Patent number 3,870,777
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Issue date Mar 11, 1975
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B28 - WORKING CEMENT, CLAY, OR STONE
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3841885
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Patent number 3,841,885
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Issue date Oct 15, 1974
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B28 - WORKING CEMENT, CLAY, OR STONE
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3577610
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Patent number 3,577,610
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Issue date May 4, 1971
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B28 - WORKING CEMENT, CLAY, OR STONE
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3441244
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Patent number 3,441,244
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Issue date Apr 29, 1969
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B28 - WORKING CEMENT, CLAY, OR STONE
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3353236
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Patent number 3,353,236
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Issue date Nov 21, 1967
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B28 - WORKING CEMENT, CLAY, OR STONE
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3222434
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Patent number 3,222,434
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Issue date Dec 7, 1965
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B28 - WORKING CEMENT, CLAY, OR STONE
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3103254
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Patent number 3,103,254
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Issue date Sep 10, 1963
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B28 - WORKING CEMENT, CLAY, OR STONE
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2716070
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Patent number 2,716,070
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Issue date Aug 23, 1955
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B28 - WORKING CEMENT, CLAY, OR STONE
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2713709
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Patent number 2,713,709
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Issue date Jul 26, 1955
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B28 - WORKING CEMENT, CLAY, OR STONE
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2705069
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Patent number 2,705,069
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Issue date Mar 29, 1955
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B28 - WORKING CEMENT, CLAY, OR STONE