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Milling machine power feed
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Patent number 4,154,144
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Issue date May 15, 1979
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George F. Lyman
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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932734
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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742570
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Patent number 742,570
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Issue date Oct 27, 1903
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B28 - WORKING CEMENT, CLAY, OR STONE
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681926
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Patent number 681,926
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Issue date Sep 3, 1901
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B28 - WORKING CEMENT, CLAY, OR STONE
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650809
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Patent number 650,809
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Issue date May 29, 1900
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B28 - WORKING CEMENT, CLAY, OR STONE
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640948
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Patent number 640,948
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Issue date Jan 9, 1900
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B28 - WORKING CEMENT, CLAY, OR STONE
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616597
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Patent number 616,597
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Issue date Dec 27, 1898
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B24 - GRINDING POLISHING
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513869
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Patent number 513,869
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Issue date Jan 30, 1894
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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293675
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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115934
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Issue date Jun 13, 1871
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR