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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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1650422
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Issue date Nov 22, 1927
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B24 - GRINDING POLISHING
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Patent number 1,608,360
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Patent number 1,560,653
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Issue date Nov 10, 1925
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Patent number 1,516,143
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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1350540
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Patent number 1,350,540
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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1342915
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Patent number 1,342,915
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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1321203
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Patent number 1,321,203
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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1103457
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Patent number 1,103,457
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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1088852
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Patent number 1,088,852
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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1027575
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Patent number 1,027,575
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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910840
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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570954
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Patent number 570,954
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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562481
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Issue date Jun 23, 1896
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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465827
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Patent number 465,827
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Issue date Dec 29, 1891
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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262970
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Patent number 262,970
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Issue date Aug 22, 1882
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR