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2974548
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Patent number 2,974,548
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Issue date Mar 14, 1961
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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2685727
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Patent number 2,685,727
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Issue date Aug 10, 1954
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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2638659
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Patent number 2,638,659
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Issue date May 19, 1953
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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2454331
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Patent number 2,454,331
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Issue date Nov 23, 1948
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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2049891
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Patent number 2,049,891
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Issue date Aug 4, 1936
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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1715320
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Patent number 1,715,320
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Issue date May 28, 1929
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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1704311
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Patent number 1,704,311
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Issue date Mar 5, 1929
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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1586197
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Patent number 1,586,197
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Issue date May 25, 1926
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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1513614
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Patent number 1,513,614
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Issue date Oct 28, 1924
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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1454076
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Patent number 1,454,076
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Issue date May 8, 1923
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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1380699
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Patent number 1,380,699
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Issue date Jun 7, 1921
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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1365009
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Patent number 1,365,009
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Issue date Jan 11, 1921
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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939093
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Patent number 939,093
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Issue date Nov 2, 1909
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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771817
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Patent number 771,817
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Issue date Oct 11, 1904
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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595094
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Patent number 595,094
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Issue date Dec 7, 1897
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B28 - WORKING CEMENT, CLAY, OR STONE
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278518
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Patent number 278,518
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Issue date May 29, 1883
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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167365
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Patent number 167,365
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Issue date Aug 31, 1875
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B28 - WORKING CEMENT, CLAY, OR STONE